Pyramus planus Nakazawa and Newell 1968 (clam)

Bivalvia - Pholadomyida - Megadesmidae

Full reference: K. Nakazawa and N.D. Newell. 1968. Permian bivalves of Japan. Memoirs of the Faculty of Science, Kyoto University, Series of Geology and Mineralogy 35(1):1-108

Belongs to Pyramus according to Z.J. Fang 1987

Sister taxa: Pyramus aenigmaeformis, Pyramus concentricus, Pyramus igori, Pyramus laevis, Pyramus myiformis, Pyramus myriformis, Pyramus nelliae, Pyramus permianus, Pyramus primigenius, Pyramus silicius, Pyramus simmetricus

Type specimen: Its type locality is Kawanishi Primary School, Gujo, Oe-cho, Kyoto Prefecture, which is in a Changhsingian marine shale in the Gujo Formation of Japan

Ecology: facultatively mobile infaunal suspension feeder

Distribution:

• Permian of China (2 collections), Japan (1)

Total: 3 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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