65.

Cadena’s Tailless Bat

Anoura cadenai

French: Anoura de Cadena / German: Cadena-Langnasenfledermaus / Spanish: Anoura de Cadena

Taxonomy. Anoura cadena: Mantilla-Meluk & R. J. Baker, 2006,

“between the municip-10s of Calima and Restrepo near the Rio Bravo at 1000 m elevation at 03°56’03” N, 76°29'18” W,” Valle del Cauca, Colombia.

This species is monotypic.

Distribution. Known only from W slope of SW Colombian Andes. It could be present in adjacent Andean region of N Ecuador.

Descriptive notes. Head-body 59-61 mm (no visible tail), ear 11-15 mm, forearm 36-37 mm. Fur of Cadena’s Tailless Batis short and crisp. Although relatively small among species of Anoura, it is larger than similar species such as Luis Manuel's Tailless Bat ( A. luismanueli) and the Tailed Tailless Bat ( A. caudifer). Dorsal fur of Cadena’s Tailless Bat is blackish brown, with hairs having grayish bases and brownish tips; underparts are blackish. Externally, it resembles other small species of Anoura, but tail is absent in all known specimens. Uropatagium is also narrow, with some hairs along its free margin. Skull is delicate, zygomatic arches are complete, and rostrum is broad and heavy, resembling more massive and square-shaped skull of Handley’s Tailless Bat ( A. cultrata). Upper canines of Cadena’s Tailless Bat are large, with shallow sulcus on their anterior face.

Habitat. Various habitats from broad,level tropical lowlands up to the montane forests at elevations of 800-1560 m, including mosaics of primary and secondary forests and agricultural plots, preserved pre-montane forests, very humid subtropical forests, and xerophytic areas. Type locality of Cadena’s Tailless Bat is within a well-preserved Andean forest characterized by giant trees covered by epiphytes.

Food and Feeding. No information.

Breeding. Pregnant Cadena’s Tailless Bats were recorded in May and November.

Activity patterns. Cadena’s Tailless Bats are nocturnal.

Movements, Home range and Social organization. No information.

Status and Conservation. Classified as Data Deficient on The IUCN Red List. Cadena’s Tailless Bat is endemic to a small region with high rates of agricultural transformation; therefore,its populations could be declining because of habitat loss.

Bibliography. Griffiths & Gardner (2008a), Mantilla-Meluk & Baker (2006).