Animalia > Chordata > Squamata > Phrynosomatidae > Phrynosoma > Phrynosoma douglasiiPhrynosoma douglasii (Pigmy Short-horned Lizard)Synonyms: Agama douglassii; Phrjtiosoma douglassi pygmaea; Phrynosoma douglassi ornatissima (heterotypic); Phrynosoma douglassii douglassii; Tapaya douglassi The pygmy short-horned lizard (Phrynosoma douglasii ) is a species of small horned lizard that occurs in the northwestern United States. In the past it also occurred in adjacent Canada. Like other horned lizards, it is often called a "horned toad" or "horny toad," but it is not a toad at all. It is a reptile, not an amphibian. |
Adult Weight [1] | 17 grams | Birth Weight [2] | 1 grams | Female Weight [2] | 14 grams | ![](/img/transp.gif) | Habitat Substrate [3] | Terrestrial | ![](/img/transp.gif) | Litter Size [2] | 17 | Litters / Year [2] | 1 | Maximum Longevity [2] | 1 year | Reproductive Mode [3] | Viviparous | Snout to Vent Length [2] | 3.15 inches (8 cm) |
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Name |
Countries |
Ecozone |
Biome |
Species |
Report |
Climate |
Land Use |
Chihuahuan desert |
Mexico, United States |
Nearctic |
Deserts and Xeric Shrublands |
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Colorado Plateau shrublands |
United States |
Nearctic |
Deserts and Xeric Shrublands |
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Great Basin shrub steppe |
United States |
Nearctic |
Deserts and Xeric Shrublands |
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Meseta Central matorral |
Mexico |
Nearctic |
Deserts and Xeric Shrublands |
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North Central Rockies forests |
Canada, United States |
Nearctic |
Temperate Coniferous Forests |
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Northern short grasslands |
Canada, United States |
Nearctic |
Temperate Grasslands, Savannas, and Shrublands |
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Okanagan dry forests |
Canada, United States |
Nearctic |
Temperate Coniferous Forests |
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Palouse grasslands |
United States |
Nearctic |
Temperate Grasslands, Savannas, and Shrublands |
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Sierra Madre Occidental pine-oak forests |
Mexico, United States |
Nearctic |
Tropical and Subtropical Coniferous Forests |
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Snake-Columbia shrub steppe |
United States |
Nearctic |
Deserts and Xeric Shrublands |
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Wasatch and Uinta montane forests |
United States |
Nearctic |
Temperate Coniferous Forests |
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Western short grasslands |
United States |
Nearctic |
Temperate Grasslands, Savannas, and Shrublands |
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Wyoming Basin shrub steppe |
United States |
Nearctic |
Deserts and Xeric Shrublands |
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Name |
IUCN Category |
Area acres |
Location |
Species |
Website |
Climate |
Land Use |
Arches National Park |
II |
76539 |
Utah, United States |
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Bandelier National Monument |
V |
8107 |
New Mexico, United States |
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Bighorn Canyon National Recreation Area |
V |
36286 |
Montana, Wyoming, United States |
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Bryce Canyon National Park |
II |
36348 |
Utah, United States |
|
|
|
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Canyonlands National Park |
II |
335430 |
Utah, United States |
|
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Capital Reef National Park |
II |
243722 |
Utah, United States |
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Central Plains Biosphere Reserve |
|
15345 |
United States |
|
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Chaco Culture National Historical Park |
V |
34277 |
New Mexico, United States |
|
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Colorado National Monument |
III |
20420 |
Colorado, United States |
|
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Coronado National Monument National Memorial |
III |
4360 |
Arizona, United States |
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El Malpais National Monument |
III |
109980 |
New Mexico, United States |
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El Morro National Monument |
V |
960 |
New Mexico, United States |
|
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Fort Bowie National Historic Site |
III |
1004 |
Arizona, United States |
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Fort Davis National Historic Site |
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Texas, United States |
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Grand Canyon National Park |
II |
1210128 |
Arizona, United States |
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Grasslands National Park |
II |
128635 |
Saskatchewan, Canada |
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Guadalupe Mountains National Park |
II |
46114 |
Texas, United States |
|
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Hovenweep National Monument |
V |
770 |
Colorado, Utah, United States |
|
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|
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Lake Roosevelt National Recreation Area |
V |
103172 |
Washington, United States |
|
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Mesa Verde National Park |
II |
40098 |
Colorado, United States |
|
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Montezuma Castle National Monument |
V |
872 |
Arizona, United States |
|
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Natural Bridges National Monument |
III |
7412 |
Utah, United States |
|
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Navajo National Monument |
V |
604 |
Arizona, United States |
|
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Pecos National Historical Park |
V |
6539 |
New Mexico, United States |
|
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|
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Petrified Forest National Park |
II |
44522 |
Arizona, United States |
|
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Pipe Spring National Monument |
V |
41 |
Arizona, United States |
|
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Salinas Pueblo Missions National Monument |
V |
1081 |
New Mexico, United States |
|
|
|
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Sevilleta LTER Site Long Term Ecological Research |
IV |
228335 |
New Mexico, United States |
|
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Shortgrass Steppe LTER Site Long Term Ecological Research |
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Colorado, United States |
|
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Sunset Crater Volcano National Monument |
V |
3049 |
Arizona, United States |
|
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Tonto National Monument |
V |
1123 |
Arizona, United States |
|
|
|
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Walnut Canyon National Monument |
V |
3386 |
Arizona, United States |
|
|
|
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Wupatki National Monument |
III |
36098 |
Arizona, United States |
|
|
|
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Zion National Park |
II |
135667 |
Utah, United States |
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Attributes / relations provided by ♦ 1Length–weight allometries in lizards, S. Meiri, Journal of Zoology 281 (2010) 218–226 ♦ 2Nathan P. Myhrvold, Elita Baldridge, Benjamin Chan, Dhileep Sivam, Daniel L. Freeman, and S. K. Morgan Ernest. 2015. An amniote life-history database to perform comparative analyses with birds, mammals, and reptiles. Ecology 96:3109 ♦ 3Meiri, Shai (2019), Data from: Traits of lizards of the world: variation around a successful evolutionary design, Dryad, Dataset, https://doi.org/10.5061/dryad.f6t39kj Ecoregions provided by World Wide Fund For Nature (WWF). WildFinder: Online database of species distributions, ver. 01.06 Wildfinder Database |
Species taxanomy provided by GBIF Secretariat (2022). GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via GBIF.org on 2023-06-13; License: CC BY 4.0
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