Publisher: Academy of Natural Sciences (March 1, 1992)
Format: PDF / Kindle / ePub
Size: 5.6 MB
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Describes a rare endemic radiation of hydrobioid snails within the Mekong River (MR). The monophyletic radiation regarding the subfamily Triculinae, three tribes, eleven genera, & ninety two species, is bigger than contemporaneous endemic freshwater gastropod faunas of facilities of endemism, akin to lakes Tanganyika & Baikal. The learn addresses the difficulty of ways better taxa come up by way of studying the sequence of adaptive radiations in the MR Triculinae. the global relatives Hydrobiidae is polyphyletic & comprises 2 certain lineages, the Hydrobiidae sensu stricto & the Pomatiopsidae with the subfamilies Pomatiopsidae & Triculinae. the diversities among the 2 households have been masked through convergence in shell, radula, penis, & operculum. Maps & illus.