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Gambelia sila

Citation:

Observations on the San Joaquin leopard lizard, Crotaphytus wislizenii silus Stenjneger

Author(s)
Montanucci, Richard R.
Pages
270-283
Year
Volume
21
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Sample Size Type
Time of Hatching or Parturition Aug. - Sept. Not Reported Hatchling Not Reported Exposure Factor Datasets
Foraging Distance 42 maximum foraging distance from burrow m Not Reported Not Reported Not Reported Exposure Factor Datasets
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 Range Units Sex Life Cycle Stage Location Sample Size Type
Clutch or Litter Size range of average clutch size from 2 sites over 2 yrs 2.64 - 3.33 eggs/clutch Female Adult Delano and Kettleman Hills 3-22 Exposure Factor Datasets
Age at Sexual Maturity 9 (occassionally 21) based on presence of oviductal eggs and breeding color mo Female Adult Pixley National Wildlife Refuge, Delano and Kettleman Hills Not Reported Exposure Factor Datasets
Age at Sexual Maturity 9 - 21 mo Male Adult Pixley National Wildlife Refuge, Delano and Kettleman Hills Not Reported Exposure Factor Datasets
Time of Mating/ Laying Apr. - June time of breeding Both Male and Female Adult Pixley National Wildlife Refuge, Delano and Kettleman Hills Not Reported Exposure Factor Datasets
Time of Hatching or Parturition July - Aug. Both Male and Female Hatchling Pixley National Wildlife Refuge, Delano and Kettleman Hills Not Reported Exposure Factor Datasets
Time of Mating/ Laying May - July time of laying Female Adult Pixley National Wildlife Refuge, Delano and Kettleman Hills Not Reported Exposure Factor Datasets
Duration of Incubation or Gestation 4 wks Both Male and Female Embryo Pixley National Wildlife Refuge, Delano and Kettleman Hills Not Reported Exposure Factor Datasets
Clutches or Litters per year 1 -2 clutches/yr Female Adult Pixley National Wildlife Refuge, Delano and Kettleman Hills Not Reported Exposure Factor Datasets
Time of Torpor or Hibernation Oct. - Mar. Not Reported Not Reported Pixley National Wildlife Refuge, Delano and Kettleman Hills Not Reported Exposure Factor Datasets
Growth Rate 11.8 increase in snout-vent length before retreat in Oct. mm/mo Both Male and Female Hatchling Pixley National Wildlife Refuge, Delano and Kettleman Hills 2 Exposure Factor Datasets
Growth Rate increase in snout-vent length for juvenile to 9 mo period 14.2 - 16.2 mm/mo Both Male and Female Juvenile Pixley National Wildlife Refuge, Delano and Kettleman Hills 7 Exposure Factor Datasets
Growth Rate 3.4 increase in snout-vent length from 8 to 12 mo mm/mo Male Pixley National Wildlife Refuge, Delano and Kettleman Hills 3 Exposure Factor Datasets
Growth Rate 1.6 increase in snout-vent length from 8 to 12 mo mm/mo Female Pixley National Wildlife Refuge, Delano and Kettleman Hills 2 Exposure Factor Datasets
Growth Rate 2.0 increase in snout-vent length mm/mo Male Adult Pixley National Wildlife Refuge, Delano and Kettleman Hills 36 Exposure Factor Datasets
Growth Rate 0.7 increase in snout-vent length mm/mo Female Adult Pixley National Wildlife Refuge, Delano and Kettleman Hills 38 Exposure Factor Datasets
Citation:

Revised blunt-nosed leopard lizard recovery plan

Author(s)
United States Fish and Wildlife Service
Pages
95
Publisher
United States Fish and Wildlife Service, Region 1
Year
Exposure Endpoint Type Endpoint Value Endpoint Description Sex Life Cycle Stage Sample Size Type
Population Density review reported densities range from 0.10 - 3.4 lizards/acre (from unpublished reports) Not Reported Not Reported Not Reported Exposure Factor Datasets

Uma inornata

Citation:

Home range dynamics of the Coachella Valley fringe-toed lizard

Author(s)
Horchar, Victor M.
Pages
61
Year
Exposure Endpoint Type Endpoint Value Endpoint Description Error Units Sex Life Cycle Stage Location Sample Size Type
Home Range 1070 average home range estimated using minimum convex polygon method (snout-vent length, 80+mm) 228 (95CI) m2 Male Adult Whitewater Floodplain Reserve, Palm Springs 25 Exposure Factor Datasets
Home Range 270 average home range estimated using minimum convex polygon method (snout-vent length, 51-79mm) 58 (95CI) m2 Male Juvenile Whitewater Floodplain Reserve, Palm Springs 20 Exposure Factor Datasets
Home Range 90 average home range estimated using minimum convex polygon method (snout-vent length, 0-50mm) 58 (95CI) m2 Male Hatchling Whitewater Floodplain Reserve, Palm Springs 9 Exposure Factor Datasets
Home Range 437 average home range estimated using minimum convex polygon method (snout-vent length, 70+mm) 168 (95CI) m2 Female Adult Whitewater Floodplain Reserve, Palm Springs 37 Exposure Factor Datasets
Home Range 146 average home range estimated using minimum convex polygon method (snout-vent length, 51-69mm) 56 (95CI) m2 Female Juvenile Whitewater Floodplain Reserve, Palm Springs 15 Exposure Factor Datasets
Home Range 45 average home range estimated using minimum convex polygon method (snout-vent length,0-50mm) 11 (95CI) m2 Female Hatchling Whitewater Floodplain Reserve, Palm Springs 11 Exposure Factor Datasets
Time of Torpor or Hibernation Nov. - Mar. Not Reported Not Reported Whitewater Floodplain Reserve, Palm Springs Not Reported Exposure Factor Datasets
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 Location Sample Size Type
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 Whitewater Floodplain Reserve, Palm Springs 23 Exposure Factor Datasets
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 Whitewater Floodplain Reserve, Palm Springs 13 Exposure Factor Datasets
Dietary Composition Overall Total (673); Arthropod Total (268); Vertebrate Total (2); Plant Total (360): Includes; Insects, Coleoptera (12); Diptera (1); Hemiptera (16); Homoptera (10); Hymenoptera (259); Lepidoptera (1); Neuroptera (3); Orthoptera (1); Lizards, Phrynosomatidae (1); Snakes, Crotalidae (1); Plants, Asteraceae (107); Boraginaceae (99); Euphorbiaceae (2); Fabaceae (33) and Loasaceae (119) total numbers of food items found in stomach contents # Male Adult Whitewater Floodplain Reserve, Palm Springs 17 Exposure Factor Datasets
Dietary Composition Overall Total (837); Arthropod Total (383); Vertebrate Total (1); Plant Total (277): Includes; Insects, Coleoptera (8); Diptera (2); Hemiptera (34); Homoptera (45); Hymenoptera (461); Neuroptera (1); Lizards, Phrynosomatidae (2); Plants, Asteraceae (85); Boraginaceae (65); Loasaceae (128) total numbers of food items found in stomach contents # Female Adult Whitewater Floodplain Reserve, Palm Springs 17 Exposure Factor Datasets
Citation:

Feeding time strategies of the fringe-toed lizard, Uma inornata during breeding and non-breeding seasons

Author(s)
Durtsche, Richard D.
Pages
85-89
Year
Issue
1
Volume
89
Exposure Endpoint Type Endpoint Value Sex Life Cycle Stage Location Sample Size Type
Time of Torpor or Hibernation Oct. - Mar. Not Reported Not Reported Whitewater Floodplain Reserve, Palm Springs Not Reported Exposure Factor Datasets
Citation:

Reproduction in the sand-dwelling lizard Uma inornata

Author(s)
Mayhew, Wilbur W.
Pages
39-55
Year
Issue
1
Volume
21
Exposure Endpoint Type Endpoint Value Endpoint Description Range Units Sex Life Cycle Stage Location Sample Size Type
Clutch or Litter Size 2.8 1-6 eggs/clutch Female Adult Coachella Valley 61 Exposure Factor Datasets
Time of Mating/ Laying Apr. - Aug. time of breeding Both Male and Female Adult Coachella Valley Not Reported Exposure Factor Datasets
Citation:

Effects of reduction in windblown sand on the abundance of the fringe-toed lizard (Uma inornata) in the Coachella Valley, California

Author(s)
Turner, Frederick B., Donald C. Weaver and James C. Rorabaugh
Pages
370-378
Year
Issue
2
Volume
1984
Exposure Endpoint Type Range Units Sex Life Cycle Stage Location Sample Size Type
Population Density 0 - 45 #/ha Not Reported Not Reported Palm Springs, Indio 0-43 animals/10 plots (2.25 ha) Exposure Factor Datasets

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 Location Sample Size 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 San Nicolas, Santa Barbara and San Clemente Islands 91 Exposure Factor Datasets
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 Value Endpoint Description Error Range Units Sex Life Cycle Stage Location Sample Size Type
Body Weight - Mean range of average male and average female weights 14.1 - 17.3 g Both Male and Female Adult Santa Barbara Island 258 Exposure Factor Datasets
Body Weight - Mean BW = -0.26 + 0.000028(SVL)^3 lizard body weight (BW; g) as an exponential function of snout-vent length (SVL,mm) g Both Male and Female Both Adults and Juveniles Santa Barbara Island 792 Exposure Factor Datasets
Age at Sexual Maturity 2.5 0.2 SE yr Male Adult Santa Barbara Island Not Reported Exposure Factor Datasets
Age at Sexual Maturity 2.9 0.2 SE yr Female Adult Santa Barbara Island Not Reported Exposure Factor Datasets
Longevity 13.4 estimated from largest lizard (snout-vent length, 102.5 mm)and known growth rates yr Both Male and Female Adult Santa Barbara Island Not Reported Exposure Factor Datasets
Growth Rate 0.022 increase in snout-vent length (34-40 mm size class) 0.002 SE mm/d Not Reported Santa Barbara Island Not Reported Exposure Factor Datasets
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