A new species of Trochotaia (Caenogastropoda: Viviparidae) from Yunnan, China

Molluscan Research 31(2): 85-89; published 28 Jul. 2011
Copyright © The Malacological Society of Australasia & the Society for the Study of Molluscan Diversity
A new species of Trochotaia (Caenogastropoda: Viviparidae) from Yunnan, China

DU LI-NA¹, YANG JUN-XING^{1 *} & CHEN XIAO-YONG^{1 *}

1State Key Laboratory of Genetic Resources and Evolution, Kunming Institute of Zoology, Chinese Academy of Sciences, Kunming, China, 650223. Email:duln04@mail.kiz.ac.cn

*Corresponding authors: Email: yangjx@mail.kiz.ac.cn; chenxy@mail.kiz.ac.cn

Abstract

A new species of Viviparidae, Trochotaia pyramidella n. sp., is described from freshwater ponds in the Yousuo village of Er-Yuan County, Yunnan, southwestern China on the basis of shell, radula and anatomical characters. Trochotaia pyramidella is the first report of a species of this genus from China.

Key words: Trochotaia pyramidella, Gastropoda, Architaenioglossa, Bellamyinae, anatomy, taxonomy, freshwater

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