| a missing geographic link in the distribution of the genus echinotriton (caudata: salamandridae) with description of a new species from southern china. | disjunct geographic distribution of a species or a group of species is the product of long-term interaction between organisms and the environment. filling the distributional gap by discovery of a new population or a species has significant biogeographic implications, because it suggests a much wider past distribution and provides evidence for the route of range expansion/contraction. the salamandrid genus echinotriton (commonly known as spiny salamanders, spiny newts, or crocodile newts) has two ... | 2014 | 25543556 |