Species Information

Kingdom: Animalia
  Phylum: Craniata
    Class: Mammalia
      Order: Chiroptera
        Family: Vespertilionidae
          Genus: Corynorhinus
            Species: townsendii pallescens

Pale Townsend's Big-Eared Bat - Corynorhinus townsendii pallescens

Pale Townsend's Big-Eared Bat

Image courtesy of Biota Information System of New Mexico

267433

Species Extent (New Mexico)

General Description

Very large ears, 30-39 mm, joined across forehead; dorsal hairs slate or gray with pale cinnamon brown to blackish brown tips that contrast little with the base; ventral hairs slate, gray, or brownish, with brownish or buff tips; two large fleshy lumps on snout; hairs on toes do not project beyond toenails; total length 90-112 mm; forearm 39.2-47.6 mm; greatest length of skull 15.2-17.4 mm; 36 teeth; adult mass 5-13 g (Handley 1959, Hall 1981, Kunz and Martin 1982, Ingles 1965).

Status

Global Rank: G4

State Rank: S3

Rank Metadata
State Rank: S3 Rank Changed: 10/18/2012
Rank Reviewed: 11/02/2012
Reason: Probably not as vulnerable as historically believed to be
 
Ecological Factors
Specificity: Narrow to moderate. Range Extent: 200,000-2,500,000 square km (about 80,000-1,000,000 square miles)
Occurences: 81 - 300 Population Size: 1000 - 100,000 individuals
Area of Occupancy: N/A Threat Summary: N/A

State Status:

Federal Status:

USFS Status:

BLM Status: BLM SENSITIVE

SWAP Status:

NMRP Strategy Status:

Observations in Natural Heritage New Mexico Database

Number of Subpopulations: 29

Number of Mapped Locations: 52

Number of Observations: 70

Observation date range: 08-24-1941 to 01-01-2005


Species Related Publications

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