Where: Japan (35.4° N, 136.6° E: paleocoordinates 21.5° N, 108.9° E)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Neoschwagerina craticulifera foram zone, Akasaka Formation, Wordian (266.9 - 264.3 Ma)
• Middle Member
• bed-level stratigraphic resolution
Environment/lithology: shallow subtidal; lithified, gray limestone
Size class: microfossils
Collection methods: peel or thin section,
• Repository: Museum of Nature and Human Activities, Hyogo, Japan (Fumio Kobayashi Collection).
Primary reference: F. Kobayashi. 2011. Permian fusuline faunas and biostratigraphy of the Akasaka Limestone (Japan). Revue de Paléobiologie, Genève 30:431-574 [M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 128798: authorized by Matthew Clapham, entered by Matthew Clapham on 17.06.2012
Creative Commons license: CC BY (attribution)
Taxonomic list
Foraminifera | |
Parafusulina japonica Guembel 1874
Parafusulina tochigiensis Kobayashi 2006
Parafusulina kinosakii Morikawa 1958 | |
Dunbarula oviformis Kobayashi 2006 | |
Neofusulinella phairayensis Colani 1924 | |
Neoschwagerina craticulifera Schwager 1883 | |
Nankinella kawadai Igo 1956 | |
Verbeekina verbeeki Geinitz and Marek 1876 |