Permoperna trapezoidalis Kayser 1883

Bivalvia - Ostreida - Bakevelliidae

Alternative combination: Myalina trapezoidalis

Synonyms: Isognomon sinensis Frech 1911, Liebea sinensis Frech 1911, Permoperna sinensis Frech 1911, Waagenoperna (Permoperna) hayamii Nakazawa and Newell 1968, Waagenoperna (Permoperna) sinensis Frech 1911

Full reference: E. Kayser. 1883. Obercarbonische fauna von Lo-Ping. China: Ergebnisse Eigener Reisen und Darauf Gegründeter Studien 4:160-208

Belongs to Permoperna according to L. Li 1995

See also Fang 1987, Frech 1911, Gao et al. 2009, Kayser 1883, Kushnar 1986, Li et al. 1982, Nakazawa and Newell 1968 and Zhang 1977

Sister taxa: none

Type specimens:

  • Permoperna trapezoidalis: Its type locality is Mingshan Coalfield, Loping Area, which is in a Lopingian carbonate limestone in China
  • Permoperna sinensis:
  • Waagenoperna (Permoperna) hayamii: Its type locality is Tenjinnoki, Maiya, which is in a Wordian marine sandstone in the Tenjinnoki Formation of Japan.

Distribution:

• Permian of China (24 collections), Japan (6), the Russian Federation (1)

Total: 31 collections including 32 occurrences

Show more details


Specimen images are retrieved through the ePANDDA API.


Click image to enlarge. Click to access iDigBio record.