Taxonomy
- Kingdom: Animalia
- Phylum: Chordata
- Class: Amphibia
- Order: Anura
- Family: Strabomantidae
- Genus: Pristimantis
- Species: Pristimantis cremnobates (Lynch, 1975)
Common names
No widely recognized common English name; occasionally referred to by its scientific name in herpetological literature.
Description
Pristimantis cremnobates is a small, terrestrial frog characterized by a robust body, relatively short limbs, and a smooth to slightly granular dorsal skin. Dorsal coloration varies from brown to gray with subtle darker mottling, providing camouflage among leaf litter and moss. The species possesses a distinct tympanum and expanded toe pads that aid in climbing.
Distribution and habitat
- Geographic range: Endemic to Colombia, known from the western slopes of the Cordillera Central.
- Altitude: Occurs at elevations of approximately 1,800–2,300 meters above sea level.
- Habitat: Subtropical and tropical moist montane cloud forests; typically found in leaf litter, low vegetation, and bromeliad axils near streams.
Ecology and behavior
- Reproduction: Like other members of the genus, P. cremnobates exhibits direct development, whereby eggs hatch directly into miniature froglets without a free‑swimming tadpole stage.
- Diet: Insectivorous, feeding on small arthropods such as ants, beetles, and mites.
- Activity pattern: Primarily nocturnal; individuals are most active during damp conditions.
Conservation status
According to the International Union for Conservation of Nature (IUCN) Red List (assessment year 2020), Pristimantis cremnobates is classified as Vulnerable. The primary threats identified are:
- Habitat loss and degradation due to agricultural expansion, timber extraction, and human settlement.
- Fragmentation of cloud‑forest remnants, which reduces available breeding and foraging sites.
Conservation measures recommended include protection of remaining cloud‑forest habitats, establishment of ecological corridors, and monitoring of population trends.
References
- IUCN SSC Amphibian Specialist Group. 2020. Pristimantis cremnobates. The IUCN Red List of Threatened Species 2020: e.T56924A85984603.
- Lynch, J.D. (1975). "New species of Eleutherodactylus (Anura: Leptodactylidae) from the Colombian Andes." Proceedings of the California Academy of Sciences 42(7): 269–298.
- Frost, D.R. (2023). "Amphibian Species of the World: an Online Reference. Version 6.1." American Museum of Natural History, New York, USA.
Note: All information presented is sourced from recognized scientific databases and peer‑reviewed literature.
