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INDEX OF SPECIES
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Index of Counties
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Spiny Softshell (Apalone spinifera)
Family Trionychidae
Photo from Hammerson, 1986.
Used with permission.
Listed as Trionyx spiniferus or as conspecific with Trionyx ferox in some publications.
Last Updated on January 20, 2000.
| Spiny Softshell (Apalone spinifera) | |

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- Description:
- Up to 18" carapace length. Carapace olive, brown, or grayish, with dark spots in younger individuals. Shell flattened and covered with soft, leathery skin. Snout long and rounded; lips fleshy.
- Elevation Range:
- Below 5500' in eastern Colorado.
- Subspecies in Colorado:
- Apalone spinifera hartwegi
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Spiny Softshell (Apalone spinifera) |
| County | Ref. | |
County | Ref. | |
County | Ref. | |
County | Ref. |
| Adams | LJL2 | |
Dolores | | |
La Plata | | |
Pitkin | |
| Alamosa | | |
Douglas | * | |
Lake | | |
Prowers | H |
| Arapahoe | * | |
Eagle | | |
Larimer | * | |
Pueblo | H |
| Archuleta | | |
El Paso | * | |
Las Animas | H | |
Rio Blanco | |
| Baca | H | |
Elbert | * | |
Lincoln | * | |
Rio Grande | |
| Bent | H | |
Fremont | * | |
Logan | H | |
Routt | |
| Boulder | H | |
Garfield | | |
Mesa | | |
Saguache | |
| Chaffee | | |
Gilpin | | |
Mineral | | |
San Juan | |
| Cheyenne | * | |
Grand | | |
Moffat | | |
San Miguel | |
| Clear Creek | | |
Gunnison | | |
Montezuma | | |
Sedgwick | * |
| Conejos | | |
Hinsdale | | |
Montrose | | |
Summit | |
| Costilla | | |
Huerfano | * | |
Morgan | H | |
Teller | |
| Crowley | * | |
Jackson | | |
Otero | H | |
Washington | * |
| Custer | * | |
Jefferson | LJL2 | |
Ouray | | |
Weld | H |
| Delta | | |
Kiowa | CDOW2 | |
Park | | |
Yuma | H |
| Denver | LJL2, RME2 | |
Kit Carson | * | |
Phillips | * | |
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Copyright © 1998 - 2006, Colorado Herpetological Society. All rights reserved.
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