HMF5, Suganotani Valley, Moribudanigawa River (Permian of Japan)

Where: Japan (36.2° N, 137.3° E: paleocoordinates 20.3° N, 108.2° E)

• coordinate stated in text

• small collection-level geographic resolution

When: Lower Member (Moribu Formation), Roadian (272.3 - 268.8 Ma)

• 65 m below the sandstone of the middle member

• bed-level stratigraphic resolution

Environment/lithology: coastal; lithified, fine-grained, gray sandstone

• grey fine-grained sandstone

Size class: macrofossils

Preservation: mold/impression

Primary reference: J. I. Tazawa. 2001. Middle Permian brachiopods from the Moribu area, Hida Gaien Belt, central Japan. Paleontological Research 5(4):283-310 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 75529: authorized by Wolfgang Kiessling, entered by Uta Merkel on 16.10.2007, edited by Matthew Clapham

Creative Commons license: CC BY (attribution)

Taxonomic list

Rhynchonellata
 Spiriferida - Spiriferellidae
"Alispiriferella japonica" = Alispiriferella lita
"Alispiriferella japonica" = Alispiriferella lita Fredericks 1924
 Spiriferida - Trigonotretidae
Gypospirifer kobiyamai Tazawa and Araki 2013
 Athyridida - Neoretziidae
Hustedia ratburiensis Waterhouse and Piyasin 1970
Strophomenata
 Productida - Echinoconchidae
Juresania cf. juresanensis Tschernyschew 1902
 Productida - Productidae
Yakovlevia kaluzinensis Fredericks 1925