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Eurycea longicauda, commonly known as the long-tailed salamander [5] or longtail salamander, [6] is a species of lungless salamander native to the Appalachian Region of the eastern United States. It is a " cave salamander " that frequents twilight zones of caves and also inhabits springs and surrounding forest.
The alpine salamander (Salamandra atra) is a black salamander that can be found in the French Alps, and through the mountainous range in Europe. [2] It is a member of the genus Salamandra . Their species name, atra , may be derived from the Latin ater , meaning dull black. [ 3 ]
The southeastern dwarf salamander grows from 2.0 to 3.5 inches in length. It has a slender body and a long tail. It is typically yellow-brown in color with darker brown blotching and dark stripes down each side, but the pattern and coloration can vary widely. The epithet quadridigitata is to denote that each of its feet has four toes.
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A 2006 analysis of salamanders of the genus Eurycea, in the Appalachians, found that the current taxonomy of the group greatly underestimated species level diversity.The authors found that patterns of phyleographic diversity were more associated with historical (rather than modern) drainage connections, indicating that major shifts in the drainage patterns of the region played an important ...
The adult skin has a dark brown, dark grey, to black background with a yellow, green, or dull red blotchy stripe with dots and spots along the sides. Underneath the limbs, head, and body the salamander is white, pinkish, to brown with larger flecks of white and smaller flecks of yellow. Adults are typically 3.8–7.6 cm (1.5–3.0 in) long. [26 ...
Axolotls may be confused with the larval stage of the closely related tiger salamander (A. tigrinum), which are widespread in much of North America and occasionally become paedomorphic, or with mudpuppies (Necturus spp.), fully aquatic salamanders from a different family that are not closely related to the axolotl but bear a superficial ...
The southern torrent salamanders are small salamanders; mature adults measure 1.5–2.4 inches from snout to vent. On their dorsal sides, they are brown with darker spots. Their ventral sides are more yellow, with the same spots as the dorsal sides. The colors vary by shade; the dorsal sides range from dark olive to dark brown.