Tchangmargarya

Tchangmargarya is a genus of large operculate freshwater snails, aquatic gastropod mollusks in the family Viviparidae.[2]

Tchangmargarya
Scientific classification
Kingdom:
Animalia
Phylum:
Mollusca
Class:
Gastropoda
(unranked):
clade Caenogastropoda
informal group Architaenioglossa
Superfamily:
Viviparoidea
Family:
Viviparidae
Genus:
Tchangmargarya

He, 2013[1]
Diversity
2 species[2]
Synonyms

Margarya (Tchangmargarya) He, 2013

Taxonomy

Tchangmargarya originally was a subgenus of Margarya,[1] and is elevated to a full genus based on molecular phylogeny and comparative morphology study.[2]

Distribution

This genus appear to be endemic to Yangzong Lake and lakes in Stone Forest in Yunnan Province in the China.

Species

There are 3 extant species of Tchangmargarya:[2]

  • Tchangmargarya yangtsunghaiensis (Tchang & Tsi, 1949) -type species [3][2](possibly extinct)
  • Tchangmargarya multilabiata Zhang & Chen, 2015 [2]
  • Tchangmargarya ziyi Zhang, 2017 (possibly extinct)

References
  1. He, J (2013). "A conchological review of Margarya-complex (Gastropoda: Viviparidae)"". Shell Discoveries. 2: 2–15.
  2. Zhang, L. J.; Chen, S. C.; Yang, L. T.; Jin, L.; Köhler, F. (2015). "Systematic revision of the freshwater snail Nevill, 1877 (Mollusca: Viviparidae) endemic to the ancient lakes of Yunnan, China, with description of new taxa". Zoological Journal of the Linnean Society. 174 (4): 760–800. doi:10.1111/zoj.12260.
  3. Di L., Jiang Y., Min W., Yeuing L., Aldridge D. & McIvor A. (2008). Margarya yangtsunghaiensis. In: IUCN 2010. IUCN Red List of Threatened Species. Version 2010.3. <www.iucnredlist.org>. Downloaded on 14 September 2010.
  • Tchang, X.; Tsi, Z. Y. (1949). "A revision of the genus Margarya of the family Viviparidae". Contributions from the Institute of Zoology, National Academy of Peiping. 5: 1–26.


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