Nipponomaria yokoyamai Hayasaka 1943

Gastropoda - Murchisoniina - Gosseletinidae

Alternative combinations: Biarmeaspira yokoyamai, Pleurotomaria yokoyamai, Zhonghuaspira yokoyamai

Full reference: I. Hayasaka. 1943. On some Permian gastropods from Kinsyozan, Akasaka-mati, Gihu Prefecture Part I. Memoirs of the Faculty of Science, Taihoku Imperial University, Series III 1:23-48

Belongs to Nipponomaria according to K. Asato and T. Kase 2016

See also Hayasaka 1943, Isozaki and Kase 2014, Mazaev 2017 and N├╝tzel and Nakazawa 2012

Sister taxon: Nipponomaria anatolica

Type specimen: Its type locality is Kinshozan, Kuro zone, Akasaka, Gifu Prefecture, which is in a Capitanian carbonate limestone in the Akasaka Formation of Japan

Average measurements (in mm): shell diameter 125.2

Distribution:

• Permian of Japan (6 collections)

Total: 6 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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