PaleoDB taxon number: 173508
Full reference: G. A. Afanasjeva and J. Tazawa. 2007. A new large chonetid (Brachiopoda) from the Middle Permian of the southern Kitakami Mountains, northeast Japan. Paleontological Journal 41:424-428
Sister taxa: none
Type specimen: PIN 5381/1, a valve (Ventral valve). Its type locality is KF88, Shigejisawa Valley, Kamiyasse Area, which is in a Wordian coastal sandstone/limestone in the Kamiyasse Formation of Japan.
Ecology: stationary low-level epifaunal suspension feeder
Average measurements (in mm): valve 20.6 x 42.4