About Pristimantis permixtus (Lynch, Ruiz-Carranza & Ardila-Robayo, 1994)
Taxonomy and Naming
Pristimantis permixtus is a moderately sized frog, first described by Lynch, Ruiz-Carranza & Ardila-Robayo in 1994.
Diagnostic Morphological Features
Key characteristics of this species include: dark reticulation that encloses pale spots on the groin and the concealed surfaces of the thighs; distinct labial stripes and a distinct superficial tympanum; nonconical or subconical tubercles on the eyelid and heel; absence of vocal slits in males; and a polymorphic dorsal pattern.
Population Size Variation
Size varies among populations, with southern populations being smaller overall.
Snout-Vent Length Range
Males have a snout–vent length of 22–31 mm (0.87–1.22 in), while females have a snout–vent length of 32–45 mm (1.3–1.8 in).
Southern Population Snout-Vent Length
For a southern population located at the lower altitudinal limit of the species' range, average snout–vent length is 24 mm (0.94 in) for males and only 27 mm (1.1 in) for females.
Similar Species
This species is most similar to Pristimantis supernatis, and the two have been confused with one another.
Habitat Types
Its natural habitats are cloud forests and sub-páramo shrubland, and it can also be found in secondary forests and disturbed areas.
Activity and Microhabitat
It is a nocturnal species that lives on low vegetation, up to 2 metres above the ground.
Conservation Status
Pristimantis permixtus is an abundant, widespread, and adaptable species, with no major threats to its survival.
