ammonites
Euconospira nipponica Hayasaka 1954 (snail)

Gastropoda - Murchisoniina - Gosseletinidae

Full reference: I. Hayasaka. 1954. Euconospira with color marking from the Permian of Japan. Journal of the Faculty of Science, Hokkaido University, Series 4, Geology and Mineralogy 8:349-360

Belongs to Euconospira according to I. Hayasaka 1954

Sister taxa: Euconospira conica, Euconospira conula, Euconospira cryptolirata, Euconospira desereti, Euconospira disjuncta, Euconospira elegantula, Euconospira equisita, Euconospira hermosana, Euconospira missouriensis, Euconospira neptuni, Euconospira nodosa, Euconospira obsoleta, Euconospira pinegensis, Euconospira pulchra, Euconospira spiroperforata, Euconospira sturgeoni, Euconospira trochiformis, Euconospira turbiniformis, Euconospira varizona, Euconospira waterlooensis

Type specimen: Its type locality is Kadosawa Limestone quarry, Nabeyama region, Tochigi Prefecture, which is in a Roadian marine siliciclastic in the Nabeyama Formation of Japan

Ecology: facultatively mobile epifaunal suspension feeder

Average measurements (in mm): shell diameter 110.0