Origin and Recent Endemic Divergence of a Caspian Mysis Species Flock with Affinities to the "glacial Relict" Crustaceans in Boreal Lakes.

Aspects of the evolution of intralacustrine species flocks and of the origin of the Arctic or "glacial-relict" zoogeographical element in Eurasian inland waters were elucidated in an allozyme study of the crustacean genus Mysis. This element, of supposedly northern marine ancestry, is represented by vicarious taxa in the deeper parts of the Caspian Sea (an… CONTINUE READING