Isthmura naucampatepetl
Isthmura naucampatepetl | ||||||||||||
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Isthmura naucampatepetl | ||||||||||||
( Parra-Olea , Papenfuss , & Wake , 2001) |
Isthmura naucampatepetl is an extremely rare or already extinct salamander from the genus Isthmura within the lungless salamander family . It is or wasendemic to the Cofre de Perote volcano regionin the Mexican state of Veracruz .
features
Isthmura naucampatepetl is only known from five specimens. The largest male has a head-trunk length of 82.1 mm and the smallest a head-trunk length of 67.6 mm. The largest female has a head-torso length of 82.9 mm. The length of the tail makes up 74 to 84 percent of the head-torso length. The top is black, the bottom is light gray. The head is characterized by two protruding pink spots. On the shoulder there are two pink spots followed by eleven pairs of creamy pink rib spots and a conspicuous U-shaped spot of the same color over the chest region. The head is broad. The long snout is largely rounded. The eyes are protruding.
habitat
The habitat is mixed forests with pine and oak stands and abundant grass vegetation at altitudes between 2500 and 3000 m. The name Naucampatepetl is in the Nahuatl language the name for the Cerro Cofre de Perote. The type locality is in the vicinity of this mountain.
Way of life
Little is known about his way of life. This species is independent of water bodies, as it does not go through an aquatic tadpole stage, but a direct development of the eggs takes place.
status
The IUCN classifies this species in the critically endangered category . The last evidence comes from the 1980s and despite intensive searches in 2003 and 2004, this salamander could not be rediscovered. The habitat in the type locality has been severely damaged and severely degraded by clearing, agricultural use (especially potato cultivation) and the expansion of human settlements.
literature
- Parra-Olea, G., Papenfuss, TJ, and Wake, DB (2001): New species of lungless salamanders of the genus Pseudoeurycea (Amphibia: Caudata: Plethodontidae) from Veracruz, Mexico. In: Occasional Papers of the Museum of Natural History, University of Kansas, 20: pp. 1-9. On-line
- Simon Stuart, Michael Hoffmann, Janice Chanson, Neil Cox, Richard Berridge, Pavithra Ramani & Bruce Young: Threatened Amphibians of the World . Lynx Edicions, Barcelona. 2008. ISBN 9788496553415
Web links
- Entry at Amphibiaweb
- Edge of Existence Pseudoeurycea naucampatepetl
- Isthmura naucampatepetl inthe IUCN Red List of Threatened Species 2018.1. Posted by: Gabriela Parra-Olea, David Wake, Jean Raffaelli, Ted Papenfuss, 2016. Accessed October 21, 2018.