Sample A, north of Kojiya, Mikata area (Permian of Japan)

Where: Japan (35.2° N, 134.6° E: paleocoordinates 23.4° N, 108.9° E)

• coordinate estimated from map

• small collection-level geographic resolution

When: Yokoyama Formation, Capitanian (264.3 - 259.5 Ma)

• bed-level stratigraphic resolution

Environment/lithology: lithified, shelly/skeletal, gray packstone

• Dark gray to black, highly fossiliferous, and rich in sponges, bryozoans, foraminifers, marine algae, and corals

Size class: macrofossils

Collected by F. Kobayashi

• Repository: Museum of Nature and Human Activities, Sanda, Hyogo, Japan

Primary reference: F. Kobayashi. 2007. Late Middle Permian (Capitanian) foraminifers in the Mikata area, Hyogo, with special reference to plasticity deformation of their test and their paleobiogeographic affinity with South China - Late Paleozoic and Early Mesozoic foraminifers of Hyogo, Japan, Part 5. Nature and Human Activities 11:17-28 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 211620: authorized by Matthew Clapham, entered by Matthew Clapham on 24.07.2020

Creative Commons license: CC BY (attribution)

Taxonomic list

Foraminifera
 Lagenina - Ichthyolariidae
Ichthyolariidae indet. Loeblich and Tappan 1986
Tubothalamea
 Miliolida - Cornuspiridae
Hemigordius "sp. A" Schubert 1908
Hemigordius spp. Schubert 1908
Foraminifera
 Tetrataxoidea - Tetrataxidae
Tetrataxis "sp. A" Ehrenberg 1854
 Fusulinoidea - Boultoniidae
 Fusulinoidea - Staffellidae
Kahlerina ussurica Sosnina 1956
 Fusulinoidea - Neoschwagerinidae
Yabeina cf. higoensis Kobayashi 2001
 Fusulinoidea - Schwagerinidae
? Parafusulina sp. Dunbar and Skinner 1931
Chusenella sp. Hsu 1942
 Fusulinoidea - Ozawainellidae
 Palaeotextularoidea - Palaeotextulariidae
 Fusulinina - Geinitzinidae
 Fusulinina - Pachyphloiidae
 Archaediscacea - Lasiodiscidae