Batrachoseps gregarius
Jockusch, Wake, and Yanev, 1998
Gregarious Slender Salamander
G4Apparently SecureGlobal Rank
Least concernIUCN
MediumThreat Impact
Identity
Unique IDELEMENT_GLOBAL.2.102297
Element CodeAAAAD02120
Record TypeSPECIES
ClassificationSpecies
Classification StatusStandard
Name CategoryVertebrate Animal
IUCNLeast concern
Endemicendemic to a single state or province
KingdomAnimalia
PhylumCraniata
ClassAmphibia
OrderCaudata
FamilyPlethodontidae
GenusBatrachoseps
Concept ReferenceJockusch, E. L., D. B. Wake, and K. P. Yanev. 1998. New species of slender salamanders, Batrachoseps (Amphibia: Plethodontidae), from the Sierra Nevada of California. Natural History Museum of Los Angeles County Contributions in Science 472:1-17.
Taxonomic CommentsFormerly included in B. nigriventris (see Jockusch et al. 1998).
Conservation Status
Review Date2014-07-21
Change Date2014-07-21
Edition Date2002-01-02
Edition AuthorsHammerson, G.
Threat ImpactMedium
Range Extent5000-20,000 square km (about 2000-8000 square miles)
Number of Occurrences21 - 80
Rank ReasonsSmall range on the west slope of the Sierra Nevada, California.
Range Extent CommentsSouthern boundary of Yosemite National Park south nearly to the Kern River on the west slope of the Sierra Nevada and Greenhorn Mountains; ranges north to Feliciana Mountain and Jerseydale Ranger Station, Mariposa County; in the northern part of the range, occurs from near the eastern margin of the Central Valley up to about 1800 m (Dinkey Creek drainage, Fresno County); appears to occur only at low elevations on the eastern margins of the Central Valley in the southern part of the range (below 300 m in the White River drainage, Kern-Tulare county line) (Jockusch et al. 1998).
Occurrences CommentsJockusch et al. (1998) mapped 12 locations from which genetic samples were taken.
Threat Impact CommentsOther than outright habitat destruction, no specific threats are known.
Ecology & Habitat
Habitat
Wide range of habitats, from mixed Sierran coniferous forests (PINUS, ABIES, CALOCEDRUS, SEQUOIA, QUERCUS) at high elevation, to open woodlands, to open grasslands at low elevation (Jockusch et al. 1998).
Reproduction
Terrestrial breeder. Females from Tulare County were found laying in early December, at about 1400 ft; females from Madera County were found laying in May at 4,300 ft (Stebbins 1985).
Terrestrial HabitatsForest - ConiferForest - MixedWoodland - ConiferWoodland - MixedGrassland/herbaceous
Other Nations (1)
United StatesN2
| Province | Rank | Native |
|---|
| California | SNR | Yes |
References (5)
- Blackburn, L., P. Nanjappa, and M. J. Lannoo. 2001. An Atlas of the Distribution of U.S. Amphibians. Copyright, Ball State University, Muncie, Indiana, USA.
- Crother, B. I. (editor). 2017. Scientific and standard English names of amphibians and reptiles of North America north of Mexico, with comments regarding confidence in our understanding. 8th edition. SSAR Herpetological Circular 43:1-104. [Updates in SSAR North American Species Names Database at: https://ssarherps.org/cndb]
- Frost, D.R. 2020. Amphibian Species of the World: an Online Reference. Version 6.0. American Museum of Natural History, New York, USA. Online: http://research.amnh.org/herpetology/amphibia/index.html
- Jockusch, E. L., D. B. Wake, and K. P. Yanev. 1998. New species of slender salamanders, <i>Batrachoseps </i>(Amphibia: Plethodontidae), from the Sierra Nevada of California. Natural History Museum of Los Angeles County Contributions in Science 472:1-17.
- Stebbins, R. C. 1985a. A field guide to western reptiles and amphibians. Second edition. Houghton Mifflin Company, Boston, Massachusetts. xiv + 336 pp.