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Paralyttonia kesennumensis Tazawa and Araki 1984 (lamp shell)

Strophomenata - Productida - Rigbyellidae

PaleoDB taxon number: 203201

Full reference: J. Tazawa and H. Araki. 1984. Paralyttonia (Oldhaminidina, Brachiopoda) from the Permian of northeast Japan. Journal of the Geological Society of Japan 90:121-123

Belongs to Paralyttonia according to J. I. Tazawa and H. Araki 2017

Sister taxa: Paralyttonia tenax, Paralyttonia transiens

Type specimen: IGPS 98391, a valve (Ventral valve internal mold). Its type locality is Takayashiki, Kesennuma City, Miyagi Prefecture, which is in a Roadian marine sandstone in the Kanokura Formation of Japan.

Ecology: stationary low-level epifaunal suspension feeder

Average measurements (in mm): valve 7.20 x 13.09