Maeda, Locality B, Ofunato City, Miyagi Prefecture (Permian of Japan)

Where: Japan (39.1° N, 141.7° E: paleocoordinates 35.8° N, 118.4° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Changhsingian (254.2 - 252.2 Ma)

• bed-level stratigraphic resolution

Environment/lithology: marine; lithified shale

Size class: macrofossils

Preservation: mold/impression

Collected by M. Ehiro, Y. Miyake

Primary reference: M. Ehiro. 1996. Latest Permian ammonoid Paratirolites from the Ofunato district, Southern Kitakami Massif, Northeast Japan. Transactions and Proceedings of the Paleontological Society of Japan, New Series 184:592-596 [A. Miller/A. Hendy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 107624: authorized by Matthew Clapham, entered by Matthew Clapham on 11.04.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Strophomenata
 Productida - Paucispiniferidae
Lamnimargus peregrinus2
Lamnimargus peregrinus2 Fredericks 1924
 Productida - Monticuliferidae
Compressoproductus cf. mytiloides3
 Productida - Richthofeniidae
Richthofenia sp.3
 Productida - Lyttoniidae
"Petasmaia ehiroi n. sp." = Oldhamina ehiroi3
"Petasmaia ehiroi n. sp." = Oldhamina ehiroi3 Tazawa 2011
 Orthotetida - Derbyiidae
Derbyia sp.3
Derbyia sp.3 Waagen 1884
 Orthotetida - Schuchertellidae
Tropidelasma sp.3
Tropidelasma sp.3 Cooper and Grant 1969
 Orthotetida - Meekellidae
Geyerella sp.3, Geyerella ofunatoensis n. sp.3
Geyerella sp.3 Schellwien 1900
Geyerella ofunatoensis n. sp.3 Tazawa 2011
 Strophomenida - Rugosochonetidae
"Tethyochonetes sp." = Fusichonetes3
"Tethyochonetes sp." = Fusichonetes3 Liao 1981
Rhynchonellata
 Spiriferida - Choristitidae
Choristitella wynnei3
Choristitella wynnei3 Waagen 1883
 Spiriferida - Ambocoeliidae
Attenuatella sp.3
Attenuatella sp.3 Stehli 1954
 Athyridida - Neoretziidae
Hustedia minuta n. sp.3
Hustedia minuta n. sp.3 Tazawa 2011
 Spiriferinida - Paraspiriferinidae
Callispirina sp.3
Callispirina sp.3 Cooper and Muir-Wood 1951
 Orthida - Schizophoriidae
Orthotichia sp.3
Orthotichia sp.3 Hall and Clarke 1892
 Orthida - Enteletidae
Enteletes andrewsi3
Enteletes andrewsi3 Grabau 1931
Cephalopoda
 Ceratitida - Dzhulfitidae
Paratirolites sp.
Paratirolites sp. Stoyanow 1910 ceratite
Bivalvia
 Pectinida - Heteropectinidae
Girtypecten cf. beipeiensis1, ? Etheripecten sp.1
Girtypecten cf. beipeiensis1 Liu 1976 scallop
? Etheripecten sp.1 Waterhouse 1963 scallop
1Nakazawa 1998; 2Tazawa 2008; 3Tazawa and Miyake 2011