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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 Hatching or Parturition see citation figure Both Male and Female Hatchling 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
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

Anaxyrus boreas ssp. halophilus

Citation:

Food habits of western toads (Bufo boreas halophilus) foraging from a residential lawn

Author(s)
Barrentine, Carl D
Pages
84 - 87
Year
Issue
3
Volume
22
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Location Sample Size Type
Dietary Composition Isopoda (31.23%); Diplopoda (0.66%); Arachnida (2.14%); Orthoptera (0.35%); Dermaptera (2.65%); Coleoptera (54.06%); Lepidoptera (2.67%); Diptera (0.04%); Hymenoptera (5.92%); Unknown insects (0.3%) % occurrence in fecal pellets examined % Not Reported Adult residential lawn, Bakersfield [lat., 35^o21'N; long., 119^o09'W] 320 fecal pellets/ 6 animals Exposure Factor Datasets
Citation:

The role of behavioral thermoregulation in the growth energetics of the toad, Bufo boreas

Author(s)
Lillywhite, Harvey B.
Pages
375-383
Year
Issue
2
Volume
54
Exposure Endpoint Type Endpoint Value Endpoint Description Range Units Sex Life Cycle Stage Sample Size Type
Body Weight - Mean 2.5 1.2 - 4.6 g Not Reported Juvenile Not Reported Exposure Factor Datasets
Growth Rate see citation figure of weight increase in juvenile toads maintained at various temperatures Not Reported Juvenile 9-11 animals/group Exposure Factor Datasets
Food Ingestion Rate see citation figure of biomass of food ingested by juvenile toads maintained at various temperatures Not Reported Juvenile 9-11 animals/group Exposure Factor Datasets
Metabolic Rate see citation figure of oxygen consumption measured at a series of temperatures Not Reported Juvenile 9-11 animals/group Exposure Factor Datasets

Anaxyrus boreas ssp. boreas

Citation:

Breeding behavior of the boreal toad, Bufo boreas boreas (Baird and Girard), in western Montana

Author(s)
Black, Jeffrey Howard and Royal Bruce Brunson
Pages
109-113
Year
Issue
2
Volume
31
Exposure Endpoint Type Endpoint Value Endpoint Description Sex Life Cycle Stage Location Sample Size Type
Time of Mating/ Laying Apr. - July time of mating Both Male and Female Adult ponds, Missoula and Ravalli counties Not Reported Exposure Factor Datasets
Citation:

Aerobic and anaerobic energy expenditure during rest and activity in Montane Bufo boreas boreas and Rana pipiens

Author(s)
Carey, Cynthia
Pages
213-228
Year
Volume
39
Exposure Endpoint Type Endpoint Value Endpoint Description Error Range Units Sex Life Cycle Stage Location Sample Size Type
Body Weight - Mean 40.2 5.62 SE 27.1 - 58.4 g Both Male and Female Adult East River Valley, Gothic, Gunnison county (elev., 3000 - 3355m) 50 Exposure Factor Datasets
Metabolic Rate log SMR = -2.23 + 0.037(T) equation relating standard metabolic rate (SMR; cm3 O2/g/hr), measured as oxygen consumption, to body temperature (T, 10-30C) on animals captured no more than a week before testing cm3 O2/g/hr Both Male and Female Adult captured at East River Valley, Gothic, Gunnison county (elev., 3000 - 3355m) 30 Exposure Factor Datasets
Metabolic Rate log AMR = -1.13 +0.067(T) - 0.0008(T)^2 polynomial equation relating active metabolic rate (AMR; cm3 O2/g/hr), measured as oxygen consumption, to body temperature (T, 10-30C) in animals captured no more than a week before testing cm3 O2/g/hr Both Male and Female Adult captured at East River Valley, Gothic, Gunnison county (elev., 3000 - 3355m) 49 Exposure Factor Datasets

Anaxyrus boreas

Citation:

Interactions of temperature and steroids on larval growth, development and metamorphosis in a toad (Bufo boreas)

Author(s)
Hayes, Tyrone, Ruth Chan and Paul Licht
Pages
206-215
Year
Volume
266
Exposure Endpoint Type Endpoint Value Error Units Sex Life Cycle Stage Location Sample Size Type
Time of Fledging or Metamorphosis May - June Not Reported Tadpole San Joaquin Valley Not Reported Exposure Factor Datasets
Body Weight - Mean 0.429 0.02 SE g Not Reported San Joaquin Valley 20 Exposure Factor Datasets
Citation:

An analysis of respiratory surface area as a limit to activity metabolism in anurans

Author(s)
Hillman, Stanley S., Philip C. Withers
Pages
2100 - 2105
Year
Issue
11
Volume
57
Exposure Endpoint Type Endpoint Value Endpoint Description Range Units Sex Life Cycle Stage Sample Size Type
Metabolic Rate Log VO2 = 0.75(Log BW) - 2.43 regression equation relating resting oxygen consumption (VO2; cm3 O2/min) to log body weight (BW; g) at 25-27C cm3 O2/min Not Reported Not Reported 13 Exposure Factor Datasets
Metabolic Rate Log VO2 = 0.82(Log BW) - 1.40 regression equation relating active oxygen consumption (VO2; cm3 O2/min) to log body weight (BW; g) at 25-27C cm3 O2/min Not Reported Not Reported 76 Exposure Factor Datasets
Body Weight - Mean 22.5 1.3 - 69.1 g Not Reported Not Reported 76 Exposure Factor Datasets
Citation:

Observations on the diets of Rana pretiosa, Rana pipiens, and Bufo boreas from western Montana

Author(s)
Miller, J.D.
Pages
243-249
Year
Issue
3
Volume
52
Exposure Endpoint Type Endpoint Value Endpoint Description Units Sex Life Cycle Stage Location Sample Size Type
Dietary Composition Coleoptera (23.3%); Diptera (0.4%); Hymenoptera (75.3%); Lepidoptera (0.6%); Orthoptera (0.4%); Arachnoida (3.0%) and Diplopoda (0.6%) % frequency of occurrence of prey items in stomach contents % Not Reported Not Reported Northern Flathead Valley 7 Exposure Factor Datasets
Citation:

Mating pattern variability among western toad (Bufo boreas) populations

Author(s)
Olson, Deanna H., Andrew R. Blaustein, Richard K. O'Hara
Pages
351-356
Year
Volume
70
Exposure Endpoint Type Endpoint Value Endpoint Description Sex Life Cycle Stage Location Sample Size Type
Time of Mating/ Laying May - July time of mating Both Male and Female Adult Deschutes and Linn counties (elev., 1220-1950m) Not Reported Exposure Factor Datasets
Citation:

Selective mortality and reproduction in a natural population of Bufo boreas

Author(s)
Samollow, Paul B.
Pages
18-39
Year
Issue
1
Volume
34
Exposure Endpoint Type Endpoint Value Units Sex Life Cycle Stage Location Sample Size Type
Clutch or Litter Size 12,000 # eggs/spawn Female Adult Lost Lake, Linn county Not Reported Exposure Factor Datasets
Citation:

Oxygen consumption of Bufo boreas boreas tadpoles during various developmental stages of metamorphosis

Author(s)
Sivula, Janice C., Michael C. Mix and Donald S. McKenzie
Pages
309-313
Year
Issue
4
Volume
28
Exposure Endpoint Type Endpoint Value Units Sex Life Cycle Stage Sample Size Type
Body Weight - Mean 0.01 g Not Reported Tadpole 84 Exposure Factor Datasets
Body Weight - Mean 0.02 g Not Reported Tadpole 42 Exposure Factor Datasets
Body Weight - Mean 0.117 g Not Reported Tadpole 39 Exposure Factor Datasets
Body Weight - Mean 0.187 g Not Reported Tadpole 39 Exposure Factor Datasets
Body Weight - Mean 0.440 g Not Reported Tadpole 26 Exposure Factor Datasets
Body Weight - Mean 0.458 g Not Reported Tadpole 26 Exposure Factor Datasets
Body Weight - Mean 0.463 g Not Reported Tadpole 26 Exposure Factor Datasets
Body Weight - Mean 0.115 g Not Reported Tadpole 25 Exposure Factor Datasets
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