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Sceloporus occidentalis

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 Location Sample Size Type
Time of Mating/ Laying see citation figure of time of egg laying Female Adult 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] Not Reported Exposure Factor Datasets
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 Endpoint Value Endpoint Description Range Units Sex Life Cycle Stage Location Sample Size Type
Clutch or Litter Size 5 -14 eggs/clutch Female Adult Table Mountain, Wrightwood (elev., 2200m) and Mojave desert, Pearblossom (elev., 1330m) 39 - 59 Exposure Factor Datasets
Duration of Incubation or Gestation see citation figure of relationship between egg mass and incubation time Not Reported Embryo Not Reported Exposure Factor Datasets
Growth Rate see citation figure of relationship between mass-specific growth rate and hatchling mass g/d Not Reported Hatchling Not Reported Exposure Factor Datasets
Citation:

Seasonal profiles of standard metabolic rate of lizards (Sceloporus occidentalis) in relation to latitude

Author(s)
Tsuji, Joyce S.
Pages
230-240
Year
Issue
3
Volume
61
Exposure Endpoint Type Endpoint Description Range Units Sex Life Cycle Stage Location Sample Size Type
Body Weight - Mean range of means for 6 monthly sampling periods; mean snout-vent length range, 68.5 - 76.8 mm 10.56 - 14.53 g Male Adult Chatsworth [lat., 34^o25' N] 7-12 animals/month Exposure Factor Datasets
Metabolic Rate range of means of whole animal standard metabolic rate estimated by oxygen consumption at 10C for 6 monthly measurements on lizards captured less than 3 d 0.0934 - 0.1431 ml O2/hr Male Adult captured at Chatsworth [lat., 34^o25' N] 7-12 animals/month Exposure Factor Datasets
Metabolic Rate range of means of whole body standard metabolic rate estimated by oxygen consumption at 16C for 6 monthly measurements on lizards captured less than 3 d 0.2032 - 0.3652 ml O2/hr Male Adult captured at Chatsworth [lat., 34^o25' N] 7-12 animals/month Exposure Factor Datasets
Metabolic Rate range of means of whole-body standard metabolic rate estimated by oxygen consumption at 35C for 6 monthly measurements on lizards captured less than 3 d 1.4495 - 2.6605 ml O2/hr Male Adult captured at Chatsworth [lat., 34^o25' N] 7-12 animals/month Exposure Factor Datasets
Citation:

Growth and size of the Western Fence lizard (Sceloporus occidentalis)

Author(s)
Davis, John
Pages
721-731
Year
Volume
1967
Exposure Endpoint Type Endpoint Value Endpoint Description Range Units Sex Life Cycle Stage Location Sample Size Type
Time of Hatching or Parturition July - Sept. Both Male and Female Hatchling Hastings Reservation Not Reported Exposure Factor Datasets
Growth Rate range of mean winter daily growth rates estimated by changes in snout-vent length for 2 years; snout-vent length range, 35.1 - 37.3 mm 0.016 - 0.019 mm/d Male Juvenile Hastings Reservation 7-10 animals/yr Exposure Factor Datasets
Growth Rate range of mean winter daily growth rates estimated by changes in snout-vent length for 2 years; snout-vent length range, 33.0 - 36.5 mm 0.004 - 0.009 mm/d Female Juvenile Hastings Reservation 6-14 animals/yr Exposure Factor Datasets
Clutch or Litter Size CS = 0.261(SVL) - 10 regression equation relating clutch size(CS) to female snout-vent length (SVL; mm) eggs/clutch Female Adult Hastings Reservation 27 Exposure Factor Datasets
Body Weight - Mean BW = 4.44 - 0.31(SVL) + 0.0062(SVL)^2 equation relating body weight (BW; g) to snout-vent length (SVL; 20 - 80mm) g Male Both Adults and Juveniles Hastings Reservation 101 Exposure Factor Datasets
Body Weight - Mean BW = 2.72 - 0.21(SVL) + 0.0049(SVL)^2 equation relating body weight (BW; g) to snout-vent length (SVL; mm) g Female Both Adults and Juveniles Hastings Reservation 58 Exposure Factor Datasets
Citation:

Food habits of seven species of lizards from Malheur county, southeastern Oregon

Author(s)
Whitaker, John O. Jr. and Chris Maser
Pages
202-208
Year
Issue
3
Volume
55
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Location Sample Size Type
Dietary Composition Orthoptera (52.1%); Coleoptera (18.1%); Hymenoptera (10.6%); Hemiptera (2.0%); Homoptera (0.1%); Lepidoptera (5.5%); Araneida (2.7%) % volume in stomach contents % Not Reported Not Reported Owyhee Upland Province 39 Exposure Factor Datasets
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 Error Range Units Sex Life Cycle Stage Location Sample Size Type
Clutch or Litter Size 6.50 0.53 5-10 eggs/clutch Female Adult "lowland" habitat 8 Exposure Factor Datasets
Clutch or Litter Size 8.50 0.32 5-10 eggs/clutch Female Adult "montane" habitat (elev., 1528m) 16 Exposure Factor Datasets
Clutch or Litter Size 7.00 0.50 4-10 eggs/clutch Female Adult "lowland" habitat 8 Exposure Factor Datasets
Clutch or Litter Size 7.50 0.62 4-11 eggs/clutch Female Adult "montane" habitat, (elev., 1830m) 10 Exposure Factor Datasets

Uta stansburiana

Citation:

Food habits of seven species of lizards from Malheur county, southeastern Oregon

Author(s)
Whitaker, John O. Jr. and Chris Maser
Pages
202-208
Year
Issue
3
Volume
55
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Location Sample Size Type
Dietary Composition Orthoptera (31.3%); Coleoptera (5.7%); Hymenoptera (3.8%); Hemiptera (20.0%); Homoptera (1.9%); Lepidoptera (14.4%); Araneida (16.3%) % volume in stomach contents % Not Reported Not Reported Owyhee Upland Province 8 Exposure Factor Datasets
Citation:

Notes on reproduction of the side-blotched lizard Uta stansburiana stansburiana in southwest Idaho

Author(s)
Bakewell, George, Joseph M. Chopek and Gary L. Burkholder
Pages
477-482
Year
Issue
3
Volume
43
Exposure Endpoint Type Endpoint Value Endpoint Description Range Units Sex Life Cycle Stage Location Sample Size Type
Age at Sexual Maturity 1 based on presence of mature spermazoa or yolked ovarian follicles, oviducal eggs or corpora lutea; snout-vent length = 40-43 mm yr Both Male and Female Adult Snake River Valley (elev., 530-750m) 275 Exposure Factor Datasets
Time of Mating/ Laying Apr.-May and June-July time of laying Female Adult Snake River Valley (elev., 530-750m) 124 Exposure Factor Datasets
Clutches or Litters per year 1-2 clutches/yr Female Adult Snake River Valley (elev., 530-750m) 124 Exposure Factor Datasets
Clutch or Litter Size 3.75 mean clutch size eggs/clutch Female Adult Snake River Valley (elev., 530-750m) 124 Exposure Factor Datasets
Citation:

Feeding ecology of the lizard, Uta stansburiana, in southeastern New Mexico

Author(s)
Best, Troy L. and A.L. Gennaro
Pages
291-301
Year
Issue
3
Volume
18
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Location Sample Size Type
Dietary Composition Araneae (3.0%); Acari (1.0%); Solifugae (<0.1%); Hexapoda (2.4%); Collembola (0.3%); Thysanura (0.1%); Orthoptera (3.6%); Dermaptera (0.1%); Isoptera (0.5%); Thysanoptera (0.2%); Hemiptera (8.3%); Homoptera (3.5%); Neuroptera (0.8%); Coleoptera (11.9%); Lepidoptera (3.3%); Diptera (1.4%); Hymenoptera (59.2%); Insect eggs (0.5%); Plants (0.1%) % of total number of prey items in stomach contents % Not Reported Not Reported Eddy and Lea counties 266 Exposure Factor Datasets
Dietary Composition Araneae (1.2); Acari (1.8); Solifugae (1.0); Hexapoda (26.3); Collembola (2.5); Thysanura (1.0); Orthoptera (1.2); Dermaptera (1.0); Isoptera (15); Thysanoptera (1.5); Hemiptera (2.3); Homoptera (1.8); Neuroptera (1.3); Coleoptera (2.2); Lepidoptera (1.7); Diptera (1.3); Hymenoptera (9.3); Insect eggs (9.0); Plants (1.0) mean number of prey eaten per lizard eating such prey (estimated from stomach contents) # prey/lizard Not Reported Not Reported Eddy and Lea counties 266 Exposure Factor Datasets
Citation:

The effect of habitat, time of hatching, and body size on the dispersal of hatchling Uta stansburiana

Author(s)
Doughty, Paul and Barry Sinervo
Pages
485-490
Year
Issue
4
Volume
28
Exposure Endpoint Type Endpoint Value Range Units Sex Life Cycle Stage Location Sample Size Type
Population Density 88 #/ha Not Reported Not Reported Del Puerto Canyon Not Reported Exposure Factor Datasets
Population Density 3.5 - 147 #/ha Not Reported Not Reported Los Banos Not Reported Exposure Factor Datasets
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 Endpoint Description Units Sex Life Cycle Stage Location Sample Size Type
Clutch or Litter Size 3.50 mean clutch size eggs/clutch Female Adult San Gabriel Mountains 162 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 Error Units Sex Life Cycle Stage Location Sample Size Type
Metabolic Rate 8.5 field metabolic rate (estimated by injecting with doubly-labelled water); also expressed as 218 +/- 141SE kJ/kg/d 5.5 SE L CO2/kg/d Both Male and Female Adult El Comitan, Baja California Sur 5 Exposure Factor Datasets
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 El Comitan, Baja California Sur 27 Exposure Factor Datasets
Body Weight - Mean 2.4 0.4 SE g Both Male and Female Adult El Comitan, Baja California Sur 5 Exposure Factor Datasets
Food Ingestion Rate 26.1 11.7 SE mg dry mass diet/g/d Both Male and Female Adult El Comitan, Baja California Sur Not Reported Exposure Factor Datasets
Citation:

Reproduction in a mountain population of the side-blotched lizard, Uta stansburiana (Reptilia, Lacertilia, Iguanidae)

Author(s)
Goldberg, Stephen R.
Pages
31-35
Year
Issue
1
Volume
11
Exposure Endpoint Type Endpoint Value Endpoint Description Range Units Sex Life Cycle Stage Location Sample Size Type
Time of Mating/ Laying May - Aug. time of laying Female Adult San Gabriel Mountains (elev., 1585-1829m) 162 Exposure Factor Datasets
Clutches or Litters per year 1-3 clutches/yr Female Adult San Gabriel Mountains (elev., 1585-1829m) 162 Exposure Factor Datasets
Clutch or Litter Size 3.5 1-6 eggs/clutch Female Adult San Gabriel Mountains (elev., 1585-1829m) 162 Exposure Factor Datasets
Age at Sexual Maturity 10 mo Female Adult San Gabriel Mountains (elev., 1585-1829m) 162 Exposure Factor Datasets
Time of Hatching or Parturition July - Oct. Both Male and Female Hatchling San Gabriel Mountains (elev., 1585-1829m) Not Reported Exposure Factor Datasets

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 Error Range Units Sex Life Cycle Stage Location Sample Size Type
Duration of Incubation or Gestation 46.4 time to hatching at 29C 0.018 SE d Both Male and Female Embryo 802 Exposure Factor Datasets
Clutch or Litter Size range of clutch size means for two time periods 3.99 - 4.43 eggs/clutch Female Adult Crane county 71-95 Exposure Factor Datasets
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