Reptiles

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Desert Tortoise (Gopherus agassizi)

Citation:

Size-specific fecundity of the desert tortoise (Gopherus agassizii)

Author(s)
Mueller, James M., Kamila R. Sharp, Katherine K. Zander, Danny L. Rakestraw, Kurt R. Rautenstrauch and Patrick E. Lederle
Pages
313-319
Year
Volume
32
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type Error
Clutches or Litters per year 8.2 mean annual fecundity for tortoises with mean carapace length of 247.4 mm eggs/yr Female Adult 30 Yucca Mountain, Nye County (elev., 1000-1500m) [lat., 36^o51'; long., 116^o25' W] Exposure Factor Datasets 0.5 SE
Clutch or Litter Size range of mean clutch size over 3 years in two sample groups eggs/clutch Female Adult 10-25 Yucca Mountain, Nye County (elev., 1000-1500m) [lat., 36^o51'; long., 116^o25' W] Exposure Factor Datasets
Citation:

Growth and age at maturity of North American tortoises in relation to regional climates

Author(s)
Germano, David J.
Pages
918-931
Year
Volume
72
Exposure Endpoint Type Endpoint Description Units Sex Sample Size Location Type Age-Specific
Growth Rate mean yearly growth rates using calculated carapace lengths over 4 yr intervals; range of 4 site-specific means mm/yr Both Male and Female 33 - 101 animals/site Western and Eastern Mojave, Sinaloan and Sonoran deserts Exposure Factor Datasets 0-4 yrs
Growth Rate mean yearly growth rates using calculated carapace lengths over 4 yr intervals; range of 4 site-specific means mm/yr Both Male and Female 38 - 112 animals/site Western and Eastern Mojave, Sinaloan and Sonoran deserts Exposure Factor Datasets 4-8 yrs
Citation:

Seasonal and annual energy budgets of female desert tortoises (Gopherus agassizii)

Author(s)
Henen, Brian T.
Pages
283-296
Year
Issue
1
Volume
78
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type California Counties Error
Body Fat (total or %) 6.13 % lipid content of fresh egg mass % Not Reported Embryo 6 Fenner Valley, Goffs (elev., 680m) {lat., 34^o51'N; long., 115^o09'W] Exposure Factor Datasets San Bernardino
Clutch or Litter Size 3.56 estimated by x-raying females eggs/female Female Adult 9 Fenner Valley, Goffs (elev., 680m) {lat., 34^o51'N; long., 115^o09'W] Exposure Factor Datasets San Bernardino 1.94 SD
Citation:

Impact of military activities on the desert tortoise at the Mojave "B" ranges

Author(s)
Nicholson, Lori, Michael J. O'Farrell and John F. Westermeier
Pages
109-112
Publisher
Desert Tortoise Council
Year
Exposure Endpoint Type Units Sex Life Cycle Stage Sample Size Location Type California Counties
Population Density #/km2 Not Reported Not Reported Not Reported China Lake Naval Weapons Center Exposure Factor Datasets San Bernardino
Citation:

Changes in desert tortoise populations at four study sites in California

Author(s)
Berry, Kristin H., Lori L. Nicholson, Steve Juarez and A. Peter Woodman
Pages
60-80
Publisher
Desert Tortoise Council
Year
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Survival/ Mortality 4.8 annual mortality rate for subadults and adults between 1973 and 1985 %/yr Both Male and Female Both Adults and Juveniles Not Reported western Mojave desert, Fremont Peak Exposure Factor Datasets
Population Density range of 95% confidence intervals #/km2 Both Male and Female Both Adults and Juveniles 2 yrs western Mojave desert, Kramer Hills Exposure Factor Datasets
Citation:

Age-size relationships of desert tortoises (Gopherus agassizi) in southern Nevada

Author(s)
Turner, Frederick B., Philip A. Medica and R. Bruce Bury
Pages
974-979
Year
Issue
4
Volume
1987
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type Age-Specific
Growth Rate PL(mm) = 7.25(Age) + 50.1 linear regression equation relating plastron length (PL; 48-221 mm) to Age (1-26 yrs) Both Male and Female Both Adults and Juveniles 15 animals; repeated measurements Rock Valley, Nye County (elev., 1020m) Exposure Factor Datasets 0-26 yrs
Age at Sexual Maturity yr Female Adult Not Reported Rock Valley, Nye County (elev., 1020m) Exposure Factor Datasets
Citation:

Studies of the desert tortoise (Gopherus agassizii)

Author(s)
Woodbury, Angus M. and Ross Hardy
Pages
145-200
Year
Volume
18
Exposure Endpoint Type Endpoint Value Units Sex Life Cycle Stage Sample Size Location Type
Body Weight - Mean g Both Male and Female Not Reported 41 animals Beaver Dam Slope, Washington County (elev., 3200-3500 ft) Exposure Factor Datasets
Population Density 0.25 #/acre Both Male and Female Not Reported Not Reported Beaver Dam Slope, Washington County (elev., 3200-3500 ft) Exposure Factor Datasets
Citation:

Ecological energetics of the desert tortoise (Gopherus agassizii): Effects of rainfall and drought

Author(s)
Peterson, Charles C.
Pages
1831-1844
Year
Issue
6
Volume
77
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Metabolic Rate see citation figure of seasonal changes in metabolic rates L CO2/kg/d Male Adult 6-11 Desert Tortoise Natural Area, California City (elev. 869-945 m) [lat., 35^o10'N, long., 118^o10'W] and Ivanpah Valley (elev., 866-914 m) [35^o39'N, 115^o15' W] Exposure Factor Datasets

San Joaquin Fence Lizard (Sceloporus occidentalis ssp. biseriatus)

Citation:

Reproduction in mountain and lowland populations of the lizard Sceloporus occidentalis

Author(s)
Goldberg, Stephen R.
Pages
176-182
Year
Issue
1
Volume
1974
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type California Counties
Time of Hatching or Parturition Aug. Not Reported Hatchling Not Reported San Gabriel Mountains, Crystal Lake (elev., 1584 m) Exposure Factor Datasets Los Angeles
Body Weight - Mean 15.3 average snout-vent length = 75mm g Not Reported Adult Not Reported San Gabriel Mountains, Crystal Lake (elev., 1584 m) Exposure Factor Datasets Los Angeles
Body Weight - Mean 11.1 average snout-vent length = 67mm g Not Reported Adult Not Reported Puente Hills, Whittier (elev., 150 m) Exposure Factor Datasets Los Angeles

Northwestern Fence Lizard (Sceloporus occidentalis ssp. occidentalis)

Citation:

Home range in the western fence lizard (Sceloporus occidentalis occidentalis)

Author(s)
Davis, John and R. Glenn Ford
Pages
933-940
Year
Issue
4
Volume
1983
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type Age-Specific California Counties Condition
Home Range 61.20 home range reported as minimum area probability (0.95 level); minimum area which will contain a given proportion (95%) of the total observations of the average individual m2 Female Adult 10 animals Hastings Natural History Reservation, Carmel Valley Exposure Factor Datasets 2+ yr Monterey nonbreeding
Citation:

The times of mating and oviposition of the western fence lizard, Sceloporus occidentalis occidentalis

Author(s)
Davis, John
Pages
102
Year
Issue
1
Volume
14
Exposure Endpoint Type Endpoint Value Endpoint Description Sex Life Cycle Stage Sample Size Location Type California Counties
Time of Hatching or Parturition July - Sept. time when hatchlings appeared at study site Not Reported Hatchling Not Reported Hastings Reservation, Carmel Valley (elev., 550m) Exposure Factor Datasets Monterey
Time of Mating/ Laying May - July time of laying, estimated from assumed incubation period of 60d Female Adult Not Reported Hastings Reservation, Carmel Valley (elev., 550m) Exposure Factor Datasets Monterey

Desert Sideblotched Lizard (Uta stansburiana ssp. stejnegeri)

Citation:

Proximate control of variation of clutch, egg, and body size in a west Texas population of Uta stansburiana stejnegeri (Sauria: Iguanidae)

Author(s)
Ferguson, Gary W., Howard L. Snell and Allan J. Landwer
Pages
227-238
Year
Issue
2
Volume
46
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type Error Lab
Duration of Incubation or Gestation 46.4 time to hatching at 29C d Both Male and Female Embryo 802 Exposure Factor Datasets 0.018 SE Laboratory
Clutch or Litter Size range of clutch size means for two time periods eggs/clutch Female Adult 71-95 Crane county Exposure Factor Datasets
Citation:

Movements and seasonal activity cycles of the lizard Uta stansburiana stejnegeri

Author(s)
Spoecker, Peter D.
Pages
484-494
Year
Volume
77
Exposure Endpoint Type Endpoint Value Sex Life Cycle Stage Sample Size Location Type California Counties
Time of Hatching or Parturition July - Sept. Not Reported Hatchling Not Reported El Paso Mountains [lat., 35^o30'; long., 117^o40'] Exposure Factor Datasets Kern

Alameda Whipsnake (Masticophis lateralis ssp. euryxanthus)

Citation:

Observations on the reproduction, courtship, and aggressive behavior of the striped racer, Masticophis lateralis euryxanthus (Reptilia, Serpentes, Columbridae)

Author(s)
Hammerson, Geoffrey A.
Pages
253-255
Year
Volume
12
Exposure Endpoint Type Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type Lab
Duration of Incubation or Gestation time from mating to egg laying d Female Adult 2 outdoor enclosures, Hayward, CA Exposure Factor Datasets Laboratory
Body Weight - Mean egg weight g Not Reported Embryo 10 outdoor enclosures, Hayward, CA Exposure Factor Datasets Laboratory

Red-sided Garter Snake (Thamnophis sirtalis ssp. parietalis)

Citation:

An ecological study of the garter snake, Thamnophis sirtalis

Author(s)
Fitch, Henry S.
Pages
493-564
Year
Volume
15
Exposure Endpoint Type Endpoint Value Units Sex Life Cycle Stage Sample Size Location Type Age-Specific Error Lab
Body Weight - Mean g Female Adult Not Reported Douglas and Jefferson Counties Exposure Factor Datasets
Body Weight - Mean g Male Adult Not Reported Douglas and Jefferson Counties Exposure Factor Datasets
Body Weight - Mean 1.88 g Not Reported Neonate 151 Exposure Factor Datasets newborn 0.029 Laboratory
Citation:

Seasonal changes in the body composition of the garter snake (Thamnophis sirtalis parietalis) at northern latitudes

Author(s)
Aleksiuk, Michael and Kenneth W. Stewart
Pages
484-490
Year
Volume
52
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type Countries
Time of Mating/ Laying Apr. - May time of breeding Both Male and Female Adult Not Reported Winnepeg, Manitoba Exposure Factor Datasets CANADA
Body Weight - Mean range of monthly mean weights g Both Male and Female Adult 10-16/mo Winnepeg, Manitoba Exposure Factor Datasets CANADA
Body Fat (total or %) % ether-extractable lipids of total body weight (wet wt) % Both Male and Female Adult 10-16/mo Winnepeg, Manitoba Exposure Factor Datasets CANADA

Eastern Garter Snake (Thamnophis sirtalis ssp. sirtalis)

Citation:

Some aspects of the ecology of the eastern garter snake (Thamnophis sirtalis sirtalis) in a semi-disturbed habitat in west-central Illinois

Author(s)
Blaesing, Mark E.
Pages
177-181
Year
Volume
13
Exposure Endpoint Type Endpoint Value Units Sex Life Cycle Stage Sample Size Location Type
Population Density 18.7 #/ha Not Reported Not Reported Not Reported McDonough County Exposure Factor Datasets
Citation:

Stages in the normal development of the common garter snake, Thamnophis sirtalis sirtalis

Author(s)
Zehr, David R.
Pages
322-329
Year
Volume
1962
Exposure Endpoint Type Endpoint Value Units Sex Life Cycle Stage Sample Size Location Type Error
Clutch or Litter Size 12.9 young/litter Female Adult 104 Hanover Exposure Factor Datasets 6.1 SD
Citation:

Comparative ecology of the common garter snake (Thamnophis s. sirtalis), the ribbon snake (Thamnophis s. sauritus) and Butler's garter snake (Thamnophis butleri) in mixed populations

Author(s)
Carpenter, Charles C.
Pages
235-238
Year
Volume
22
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Dietary Composition earthworms (80%); amphibians (5%); mammals, caterpillars and leeches (5%) % frequency of occurrence in stomach contents % Not Reported Not Reported 178 Washtenaw County Exposure Factor Datasets

Blunt-nosed Leopard Lizard (Gambelia sila formerly Gambelia silus)

Citation:

Growth and reproduction in two closely related species of leopard lizards, Gambelia silus and Gambelia wislizenii

Author(s)
Tollestrup, Kristine
Pages
1-20
Year
Issue
1
Volume
108
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type California Counties
Time of Hatching or Parturition July - Aug. Both Male and Female Hatchling Not Reported Pixley National Wildlife Refuge, Delano and Kettleman Hills Exposure Factor Datasets Kern, Kings, Tulare
Time of Mating/ Laying May - July time of laying Female Adult Not Reported Pixley National Wildlife Refuge, Delano and Kettleman Hills Exposure Factor Datasets Kern, Kings, Tulare
Duration of Incubation or Gestation 4 wks Both Male and Female Embryo Not Reported Pixley National Wildlife Refuge, Delano and Kettleman Hills Exposure Factor Datasets Kern, Kings, Tulare
Citation:

Effect of drought on blunt-nosed leopard lizards (Gamelia sila)

Author(s)
Germano, David J., Daniel F. Williams and Walter Tordoff III
Pages
11-19
Year
Issue
1
Volume
75
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type California Counties
Body Weight - Mean see citation figure of seasonal changes in body weight g Not Reported Not Reported Not Reported Elkhorn Plain (elev., 685-765m) Exposure Factor Datasets San Luis Obispo
Time of Mating/ Laying May - June time of laying Female Adult Not Reported Elkhorn Plain (elev., 685-765m) Exposure Factor Datasets San Luis Obispo

Desert Iguana (Dipsosaurus dorsalis)

Citation:

Relationship of space use to population density in an herbivorus lizard

Author(s)
Alberts, Allison C.
Pages
469-479
Year
Issue
4
Volume
49
Exposure Endpoint Type Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type California Counties
Body Weight - Mean range of averages for 3 sites g Female Adult Not Reported Coachella Valley Exposure Factor Datasets Riverside
Citation:

Life history of the desert iguana, Dipsosaurus dorsalis

Author(s)
Krekorian, C. O'Neil
Pages
415-424
Year
Issue
4
Volume
40
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type Age-Specific California Counties
Survival/ Mortality 60 average annual survivorship estimated for 4 yrs % Both Male and Female Adult 5-38 marked/yr Thousand Palms Exposure Factor Datasets > 31 mo Riverside
Age at Sexual Maturity mo Not Reported Adult Not Reported Thousand Palms Exposure Factor Datasets Riverside
Citation:

Ontogenetic changes in diet, field metabolic rate, and water flux in the herbivorous lizard, Dipsosaurus dorsalis

Author(s)
Mautz, William J. and Kenneth A. Nagy
Pages
640-658
Year
Issue
6
Volume
60
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type California Counties Error Lab
Metabolic Rate 0.357 average field metabolic rate (measured using doubly-labeled water) ml CO2/g/hr Not Reported Juvenile 8 Thousand Palms Exposure Factor Datasets Riverside 0.024 SE
Metabolic Rate 0.110 (30C); 0.217 (35C); 0.238 (40C) average resting metabolic rate (oxygen consumption) measured at 30-40C ml O2/g/hr Not Reported Adult 5 Thousand Palms Exposure Factor Datasets Laboratory
Metabolic Rate 0.180 (30C); 0.250 (35C); 0.279 (40C) average resting metabolic rate (oxygen consumption) measured at 30-40C ml O2/g/hr Not Reported Hatchling 5 Thousand Palms Exposure Factor Datasets Laboratory
Citation:

Seasonal variation in weight-length relationships and fat body size in the desert iguana, Dipsosaurus dorsalis

Author(s)
Minnich, John E.
Pages
359-362
Year
Issue
2
Volume
1971
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Body Weight - Mean log weight = 0.011 SVL + 0.46 relationship between body weight (g) and snout-vent length (SVL, mm) g Male Adult Not Reported Palm Desert Exposure Factor Datasets
Body Weight - Mean log weight = 0.011 SVL + 0.05 relationship between body weight (g) and snout-vent length (SVL, mm) g Not Reported Juvenile Not Reported Palm Desert Exposure Factor Datasets
Body Weight - Mean log weight = 0.017 SVL - 0.22 relationship between body weight (g) and snout-vent length (SVL, mm) g Not Reported Juvenile Not Reported Palm Desert Exposure Factor Datasets
Citation:

Notes on Dipsosaurus dorsalis in Arizona

Author(s)
Parker, William S.
Pages
226-229
Year
Volume
28
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Age at Sexual Maturity 45 minimum adult size at first reproduction, estimated from growth rate mo Not Reported Adult 22 Phoenix South Mountain, Maricopa County Exposure Factor Datasets
Citation:

Aerobic and anaerobic metabolism during activity in the lizard Dipsosaurus dorsalis

Author(s)
Bennett, Albert F. and William R. Dawson
Pages
289-299
Year
Volume
81
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type Lab
Body Weight - Mean 35.2 g Both Male and Female Adult 30 animals originally captured at Riverside County, CA Exposure Factor Datasets Laboratory
Metabolic Rate see citation figure of standard and maximal activity metabolic rates at 25-45C cm3 O2/g/hr Both Male and Female Adult 30 Exposure Factor Datasets Laboratory
Citation:

Physiological ecology of desert iguana (Dipsosaurus dorsalis) eggs: temperature and water relations

Author(s)
Muth, Allan
Pages
1335-1343
Year
Volume
61
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type Lab
Duration of Incubation or Gestation 86 incubation period at 28C d Not Reported Embryo 12 Exposure Factor Datasets Laboratory
Duration of Incubation or Gestation 44 incubation period at 36C d Not Reported Embryo 60 Exposure Factor Datasets Laboratory
Citation:

Home range size and overlap and their relationship to food abundance in the desert iguana, Dipsosaurus dorsalis

Author(s)
Krekorian, C. O'Neil
Pages
405-412
Year
Issue
4
Volume
32
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type California Counties
Home Range 1462 home range estimated using the convex polygon method m2 Male Adult 20 Thousand Palms Exposure Factor Datasets Riverside

Western Fence Lizard (Sceloporus occidentalis)

Citation:

Winter energy requirements of Sceloporus occidentalis in the Mojave desert

Author(s)
Bartlett, Peter
Pages
179-181
Year
Volume
55
Exposure Endpoint Type Endpoint Value Units Sex Life Cycle Stage Sample Size Location Type Condition
Body Weight - Mean 13.8 g Not Reported Adult 8 Victorville Exposure Factor Datasets hibernating
Citation:

Seasonal changes in oxygen consumption and body composition of Scleporus occidentalis

Author(s)
Heusner, A.A. and E.W. Jameson, Jr.
Pages
363-372
Year
Volume
69
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Metabolic Rate OC = 0.23(BW)^0.67 equation for relating resting oxygen consumption (OC; ml O2/hr) to body mass (BW; g) @ 25C ml O2/g/hr Both Male and Female Adult 154 animals Sierra Nevada (elev., 150 and 1500 m) Exposure Factor Datasets
Citation:

Seasonal, sexual and altitudinal variations in stomach content and ingested fat in Sceloporus occidentalis

Author(s)
Jameson, E.W. Jr., A.A. Heusner and Donna Lem
Pages
255-261
Year
Issue
3
Volume
14
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type Error
Body Weight - Mean 9.64 mean snout-vent length = 66.35mm g Male Not Reported 295 animals valley grassland (elev., 150m), central Sierra Nevada Exposure Factor Datasets 3.95SD
Body Weight - Mean 8.08 average snout-vent length = 62.99 mm g Female Not Reported 194 animals valley grassland (elev., 150m), central Sierra Nevada Exposure Factor Datasets 3.76SD
Body Weight - Mean 11.31 average snout-vent length = 68.05 mm g Male Not Reported 256 animals yellow pine forest (elev., 1500m), central Sierra Nevada Exposure Factor Datasets 3.88SD
Citation:

Growth plasticity and thermal opportunity in Sceloporus lizards

Author(s)
Sinervo, Barry and Stephen C. Adolph
Pages
776-790
Year
Issue
3
Volume
75
Exposure Endpoint Type Endpoint Value Endpoint Description Sex Life Cycle Stage Sample Size Location Type California Counties
Time of Hatching or Parturition see citation figure Both Male and Female Hatchling Not Reported Valyermo (elev., 1300m) [lat., 34^o27'N; long., 117^o45'W], Wrightwood (elev., 2200m) [lat., 34^o23'N; long., 117^o40' W], Throop Peak (elev., 2600m) [lat., 34^o22'N; long., 117^o48'W] Exposure Factor Datasets Los Angeles, San Bernardino
Time of Mating/ Laying see citation figure of time of egg laying Female Adult Not Reported Valyermo (elev., 1300m) [lat., 34^o27'N; long., 117^o45'W], Wrightwood (elev., 2200m) [lat., 34^o23'N; long., 117^o40' W], Throop Peak (elev., 2600m) [lat., 34^o22'N; long., 117^o48'W] Exposure Factor Datasets Los Angeles, San Bernardino
Citation:

Variation in clutch and litter size in New World reptiles

Author(s)
Fitch, Henry S.
Pages
28
Year
Volume
76
Exposure Endpoint Type Endpoint Value Units Sex Life Cycle Stage Sample Size Location Type California Counties Error
Clutch or Litter Size 6.50 eggs/clutch Female Adult 8 "lowland" habitat Exposure Factor Datasets Kern 0.53
Clutch or Litter Size 8.50 eggs/clutch Female Adult 16 "montane" habitat (elev., 1528m) Exposure Factor Datasets Kern 0.32
Citation:

Activity metabolism in the lizard Sceloporus occidentalis

Author(s)
Bennett, Albert F. and Todd T. Gleeson
Pages
65-76
Year
Issue
1
Volume
49
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type California Counties
Body Weight - Mean 13.1 g Not Reported Adult 65 Exposure Factor Datasets Orange, Riverside
Metabolic Rate see citation figure of standard metabolic rate measured as resting oxygen consumption at various temperatures (20-40C) cc O2/g/hr Not Reported Adult 31 Exposure Factor Datasets Orange, Riverside
Citation:

Fat and breeding cycles in two montane populations of Sceloporus occidentalis (Reptilia, Lacertilia, Iguandidae)

Author(s)
Jameson, E.W. Jr. and Allen Allison
Pages
211-220
Year
Issue
3
Volume
10
Exposure Endpoint Type Endpoint Value Units Sex Life Cycle Stage Sample Size Location Type Error
Time of Torpor or Hibernation Sept. - Apr. Both Male and Female Both Adults and Juveniles Not Reported yellow pine forest, central Sierra Nevada (elev., 1500m) Exposure Factor Datasets
Clutch or Litter Size 11.3 eggs/clutch Female Adult 48 yellow pine forest, central Sierra Nevada (elev., 1500m) Exposure Factor Datasets 0.41SE
Citation:

The evolution of maternal investment in lizards: an experimental and comparative analysis of egg size and its effects on offspring performance

Author(s)
Sinervo, Barry
Pages
279-294
Year
Issue
2
Volume
44
Exposure Endpoint Type Units Sex Life Cycle Stage Sample Size Location Type
Clutch or Litter Size eggs/clutch Female Adult 39 - 59 Table Mountain, Wrightwood (elev., 2200m) and Mojave desert, Pearblossom (elev., 1330m) Exposure Factor Datasets

Coachella Valley Fringe-toed Lizard (Uma inornata)

Citation:

Foraging ecology of the fringe-toed lizard, Uma inornata, during periods of high and low food abundance

Author(s)
Durtsche, Richard D.
Pages
915-926
Year
Issue
4
Volume
1995
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type California Counties
Dietary Composition Overall Total (2779); Arthropod Total (658); Vertebrate Total (2); Plant Total (2113): Includes; Insects, Coleoptera (49); Hemiptera (27); Homoptera (503); Hymenoptera (59); Lepidoptera (10); Neuroptera (2); Orthoptera (13); Lizards, Phrynosomatidae (2); Plants, Asteraceae (70); Boraginaceae (3); Euphorbiaceae (6); Fabaceae (107) and Loasaceae (1927) total numbers of food items found in stomach contents # Male Adult 23 Whitewater Floodplain Reserve, Palm Springs Exposure Factor Datasets Riverside
Dietary Composition Overall Total (629); Arthropod Total (201); Vertebrate Total (1); Plant Total (332): Includes; Insects, Coleoptera (28); Diptera (5); Hemiptera (25); Homoptera (177); Hymenoptera (48); Lepidoptera (3); Orthoptera (4); Snakes, Crotalidae (1); Plants, Asteraceae (42); Boraginaceae (8); Fabaceae (71) and Loasaceae (211) total numbers of food items found in stomach contents # Female Adult 13 Whitewater Floodplain Reserve, Palm Springs Exposure Factor Datasets Riverside

Sideblotched Lizard (Uta stansburiana)

Citation:

The life and demography of the side-blotched lizard, Uta stansburiana

Author(s)
Tinkle, Donald W.
Pages
1 - 182
Year
Volume
132
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Home Range 1300 average home range, estimated using minimum polygon method (mark and recapture technique) sq. ft. Both Male and Female Juvenile 357 lizards Exposure Factor Datasets
Home Range 0.38 home range estimated using probability density function (95%) acre Male Adult Not Reported Mesa County Exposure Factor Datasets
Food Ingestion Rate 0.02 total volume of food eaten g/d Not Reported Not Reported Not Reported Exposure Factor Datasets
Home Range 0.23 home range estimated using probability density function (95%) acre Female Adult Not Reported Mesa County Exposure Factor Datasets
Citation:

Field metabolism of lizards from lower altitude regions of Baja California Sur (Mexico)

Author(s)
Grenot, Claude J., Patricia Galina-Tessaro and Sergio Alvarez-Cardenas
Pages
11-23
Year
Volume
16
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type Countries Error
Metabolic Rate 8.5 field metabolic rate (estimated by injecting with doubly-labelled water); also expressed as 218 +/- 141SE kJ/kg/d L CO2/kg/d Both Male and Female Adult 5 El Comitan, Baja California Sur Exposure Factor Datasets MEXICO 5.5 SE
Dietary Composition Scorpionida (1.22%); Araneae (22.72%); Solifugae (2.78%); Thysanura (0.28%); Orthoptera (5.66%); Isoptera (2.31%); Homoptera (0.38%); Neuroptera (7.93%); Coleoptera (7.86%); Trichoptera (0.62%); Lepidoptera (44.76%); Hymenoptera (2.97%) % frequency of prey (by volume) in stomach contents % Both Male and Female Adult 27 El Comitan, Baja California Sur Exposure Factor Datasets MEXICO
Citation:

The life history of the side-blotched lizard, Uta stansburiana Baird and Girard, in north-central Oregon

Author(s)
Nussbaum, Ronald A. and Lowell V. Diller
Pages
243-260
Year
Issue
4
Volume
50
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Growth Rate 0.22 growth rate measured as increase in snout-vent length (mm) mm/d Male Hatchling Not Reported Deschutes River, Jefferson county (elev., 732m) Exposure Factor Datasets
Growth Rate 0.17 growth rate measured as increase in snout-vent length (mm) mm/d Female Hatchling Not Reported Deschutes River, Jefferson county (elev., 732m) Exposure Factor Datasets
Citation:

Home range, growth, and population density of Uta stansburiana in Arizona

Author(s)
Parker, William S.
Pages
135-139
Year
Issue
2
Volume
8
Exposure Endpoint Type Units Sex Life Cycle Stage Sample Size Location Type
Population Density #/ha Both Male and Female Adult Not Reported Phoenix South Mountain, Maricopa county Exposure Factor Datasets
Population Density #/ha Not Reported Juvenile Not Reported Phoenix South Mountain, Maricopa county Exposure Factor Datasets
Citation:

The effect of supplemental feeding on home range size and activity patterns in the lizard Uta stansburiana

Author(s)
Waldschmidt, Steve
Pages
1-5
Year
Volume
57
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type Error
Home Range 284.3 home range estimated using convex polygon method m2 Male Adult Not Reported Carlsbad (elev., 1067m) Exposure Factor Datasets 41.5 (95%CI)
Home Range 153.6 home range estimated using convex polygon method m2 Female Adult Not Reported Carlsbad (elev., 1067m) Exposure Factor Datasets 24.7 (95%CI)
Citation:

The demography of the lizard, Uta stansburiana Baird and Girard, in southern Nevada

Author(s)
Turner, Frederick B., Gerard A. Hoddenbach, Philip A. Medica and Joseph R. Lannom
Pages
505-519
Year
Volume
39
Exposure Endpoint Type Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type Age-Specific
Clutch or Litter Size range of average clutch sizes on 8 dates eggs/clutch Female Adult Not Reported Exposure Factor Datasets >12 mo
Clutches or Litters per year clutches/yr Female Adult Not Reported Exposure Factor Datasets

Island Night Lizard (Xantusia riversiana)

Citation:

The food of the nightlizards, Genus Xantusia

Author(s)
Brattstrom, Bayard H.
Pages
168-172
Year
Issue
3
Volume
1952
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Dietary Composition Lizard skin (17); Unidentified arthropods (2); Spiders (11); Scorpions (2); Centipedes (2); Ticks (1), Isopids (17); Insects unidentified (26); Orthoptera (1); Homoptera (1); Hemiptera (3); Lepidoptera (5); Diptera (3); Coleptera (19); Hymenoptera (25); Plants (44) number of individuals in which a particular item was found in stomach contents # Not Reported Not Reported 91 San Nicolas, Santa Barbara and San Clemente Islands Exposure Factor Datasets
Citation:

Reproduction in the island night lizard, Xantusia riversiana

Author(s)
Goldberg, Stephen R. and Robert L. Bezy
Pages
350-360
Year
Issue
4
Volume
30
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type Age-Specific
Body Weight - Mean 1.01 g Not Reported Hatchling 15 San Clemente, San Nicolas and Santa Barbara Islands Exposure Factor Datasets at birth
Clutch or Litter Size range of average number of young produced/female at 3 sites young/female Female Adult 2-25 San Clemente, San Nicolas and Santa Barbara Islands Exposure Factor Datasets
Citation:

The metabolism of reclusive lizards, the Xantusiidae

Author(s)
Mautz, William J.
Pages
577-584
Year
Volume
1979
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type Lab
Metabolic Rate 0.025 (15C); 0.035 (20C); 0.070 (25C); 0.105 (30C); 0.160 (35C) mean oxygen consumption measured at various temperatures (15-35C) during the photophase of the diel cycle cc O2/g/hr Not Reported Adult 10-29/temp. group Exposure Factor Datasets Laboratory
Metabolic Rate 0.024 (15C); 0.036 (20C); 0.058 (25C); 0.081 (30C); 0.146 (35C) mean oxygen consumption measured at various temperatures (15-35C) during the scotophase of the diel cycle cc O2/g/hr Not Reported Adult 10-29/temp. group Exposure Factor Datasets Laboratory
Citation:

Ecology of the island night lizard, Xantusia riversiana, on Santa Barbara Island, California

Author(s)
Fellers, Gary M. and Charles A. Drost
Pages
28-78
Year
Volume
5
Exposure Endpoint Type Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type Condition
Body Weight - Mean range of average male and average female weights g Both Male and Female Adult 258 Santa Barbara Island Exposure Factor Datasets non-pregnant

Gopher Snake (Pituophis catenifer formerly Pituophis melanoleucus)

Citation:

Developmental effects of incubation temperature on hatchling pine snakes Pituophis melanoleucus

Author(s)
Burger, Joanna, Robert T. Zappalorti and Michael Gochfeld
Pages
727-732
Year
Volume
87
Exposure Endpoint Type Endpoint Value Units Sex Life Cycle Stage Sample Size Location Type Age-Specific Error Lab
Clutch or Litter Size 8.8 eggs/clutch Female Adult 38 Exposure Factor Datasets Laboratory
Body Weight - Mean 33.5 g Both Male and Female Juvenile 68 Exposure Factor Datasets 15 d 6 SE Laboratory
Citation:

The effect of body temperature on oxygen consumption and heart rate in the Sonora gopher snake, Pituophis catenfer affinis Hallowell

Author(s)
Greenwald, O.E.
Pages
98-106
Year
Volume
1971
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type Lab
Metabolic Rate OC = 0.324/(37.4 - T) resting oxygen consumption (OC) as a function of body temperature (T; 10-35C) ml O2/g/hr Not Reported Adult 14 Exposure Factor Datasets Laboratory
Metabolic Rate OC = 0.198T - 0.126 active oxygen consumption (OC) as a function of body temperature (T; 10-29C) ml O2/g/hr Not Reported Adult 14 Exposure Factor Datasets Laboratory

Western Pond Turtle (Actinemys marmorata formerly Clemmys marmorata)

Citation:

Feeding ecology of the turtle, Clemmys marmorata

Author(s)
Bury, R. Bruce
Pages
515-521
Year
Issue
4
Volume
20
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type California Counties
Dietary Composition Algae (2.00); Nematomorpha (0.25); Crustacea (2.55); Araneae (0.15); Odonata nymphs (10.15); Ephemeroptera nymphs (4.60); Trichoptera larvae (17.25); Hemiptera nymphs (0.58); Hemiptera adults (0.41); Orthoptera adults (1.60); Coleoptera larvae (7.95); Coleoptera adults (0.48); Diptera larvae (4.45), Diptera adults (0.30); Osteichthyes (0.90); Amphibia (1.20); Other (0.80) volume (cc) of food items in stomach contents determined by water displacement cc Not Reported Juvenile 30 Hayfork Creek (elev., 750m) Exposure Factor Datasets Trinity
Dietary Composition Algae (18.00); Other vegetation (0.30); Nematomorpha (0.05); Crustacea (10.10); Araneae (0.15); Odonata nymphs (4.05); Ephemeroptera nymphs (0.15); Trichoptera larvae (19.80); Hemiptera nymphs (0.40); Hemiptera adults (0.30); Orthoptera adults (0.55); Coleoptera larvae (5.15); Coleoptera adults (0.30); Diptera larvae (0.66), Diptera adults (0.10); Osteichthyes (0.20); Amphibia (4.05); Other (1.35) volume (cc) of food items in stomach contents determined by water displacement cc Female Adult 27 Hayfork Creek (elev., 750m) Exposure Factor Datasets Trinity
Citation:

Notes on the range and life history of the Pacific fresh-water turtle, Clemmys marmorata

Author(s)
Storer, Tracy I.
Pages
429-441
Year
Issue
5
Volume
32
Exposure Endpoint Type Endpoint Value Units Sex Life Cycle Stage Sample Size Location Type
Time of Torpor or Hibernation Sept. - Mar. Not Reported Not Reported Not Reported Exposure Factor Datasets
Clutch or Litter Size eggs/clutch Female Adult 7 Exposure Factor Datasets

Common Garter Snake (Thamnophis sirtalis)

Citation:

The feeding habits of California garter snakes

Author(s)
Fitch, Henry S.
Pages
1-32
Year
Volume
27
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Location Type
Dietary Composition Slug (1.4%); Earthworm (23.6%); Frog, Rana (6.9%); Toad, Bufo and Scaphiopus (30.5%); Tree Toad (20.8%); Leech (4.0%); Tadpole (10%); Minnow (1.4%); Unidentified fish (1.4%) % of total recorded food items % Not Reported Not Reported 48 Exposure Factor Datasets

California Striped Racer (Masticophis lateralis ssp. lateralis)

Citation:

Reproduction and food of some California snakes

Author(s)
Cunningham, John D.
Pages
17-19
Year
Volume
15
Exposure Endpoint Type Units Sex Life Cycle Stage Sample Size Location Type California Counties
Clutch or Litter Size eggs/female Female Adult 4 Exposure Factor Datasets Los Angeles, Riverside
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