Where: Japan (39.1° N, 141.7° E: paleocoordinates 0.5° N, 85.4° E)
• coordinate estimated from map
• local area-level geographic resolution
When: H2 Member (Hikoroichi Formation), Visean (346.7 - 330.9 Ma)
• upper part of Viséan.
• formation-level stratigraphic resolution
Environment/lithology: fine-grained, coarse, tuffaceous sandstone
Size class: macrofossils
Collection methods: National Science Museum, Tokyo
Primary reference: T. Kase. 1988. Early Carboniferous (Viséan) gastropods from the Hikoroichi Formation of the Kitakami Mountains, northeast Japan. Transactions and Proceedings of the Palaeontological Society of Japan 149:361-370 [P. Wagner/P. Wagner/P. Wagner]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 59832: authorized by Pete Wagner, entered by Pete Wagner on 17.04.2006, edited by Bethany Allen
Creative Commons license: CC BY (attribution)
Taxonomic list
Gastropoda | |
Kawanamia onimarensis n. gen. n. sp.
Kawanamia onimarensis n. gen. n. sp. Kase 1988 snail | |
Baylea yvanii Léveillé 1835 snail | |
| |
"Straparollus (Euomphalus) sp." = Euomphalus, Straparollus (Euomphalus) asanoi n. sp.
"Straparollus (Euomphalus) sp." = Euomphalus Sowerby 1814 snail
Straparollus (Euomphalus) asanoi n. sp. Kase 1988 snail | |
Pseudozygopleura (Stephanozyga) nishimurai n. sp. Kase 1988 snail | |
Bivalvia | |
Sanguinolites bisectus n. sp.1
|