Английская Википедия:Del Norte salamander
Шаблон:Short description Шаблон:Speciesbox
The Del Norte salamander (Plethodon elongatus) is a species of salamander in the family Plethodontidae endemic to the United States in southwestern Oregon and northwestern California.[1][2][3]
Description
Plethodon elongatus is a medium-sized, slender salamander. Adults are Шаблон:Convert from snout to vent, and Шаблон:Convert in total length. Limbs are relatively short; toes are short and slightly webbed. Dorsal coloration is dark brown or black. A reddish or reddish-brown straight-edged mid-dorsal stripe may extend from the head to the tip of the tail; the stripe may be less pronounced in older animals.[3]
Life history
P. elongatus is a fully terrestrial salamander. Clutch size is three to 11 eggs (mean eight). No free-living larval stage exists, and juveniles hatch completely metamorphosed, measuring about Шаблон:Convert in snout–vent length.[3]
Habitat and conservation
The species occurs in areas of moist talus and rocky substrates in redwood or Douglas fir forests. It is typically encountered among moss-covered rocks or under bark and other forest litter, usually avoiding very wet areas.[1]
The Del Norte salamander is locally abundant in suitable habitat. It is threatened by habitat loss caused by logging.[1]
References
- Английская Википедия
- Plethodon
- Endemic amphibians of the United States
- Amphibians described in 1916
- Taxa named by John Van Denburgh
- Taxonomy articles created by Polbot
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