Gongen-dani Valley, SR-1, Mount Ryozen-san, Shiga Prefecture (Permian of Japan)

Also known as Reef 3435

Where: Japan (35.3° N, 136.4° E: paleocoordinates 15.3° N, 103.0° E)

• coordinate estimated from map

• small collection-level geographic resolution

When: Ryozensan Formation, Sakmarian (293.5 - 290.1 Ma)

• bed-level stratigraphic resolution

Environment/lithology: reef, buildup or bioherm; lithified wackestone and lithified packstone

• float blocks of black wackestone/packstone

Size class: macrofossils

Collection methods: surface (float), peel or thin section,

Primary reference: S. Niko. 2001. Auloporid Tabulate Corals from the Lower Permian Ryozensan Limestone, Shiga Prefecture. Bulletin of the National Science Museum, Series C 27(1, 2):15-23 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 61138: authorized by Wolfgang Kiessling, entered by Uta Merkel on 30.05.2006

Creative Commons license: CC BY (attribution)

Taxonomic list

Anthozoa
 Auloporida - Aulocystidae
Sinopora ryozensanensis n. sp. Niko 2001 tabulate coral
Foraminifera
 Fusulinoidea - Schwagerinidae