Pleistocene, Dainich Formation
Triakid
| Galeorhinus galeus, Ikoku-eirakubuka |
| Galeorhinus / Paragaleus |
| Hypogaleus sp. Tumaguro-eirakubuka |
| Mustelus sp. |
| indet. |
Hemigaleid
| Chaenogaleus macrostoma, Kagiha-togarizame |
| Paragaleus sp. Ten-ibarazame |
| Ref. BIOLOGIE, 58: 99-126,1988 Contributions to the study of the comparative morphology of teeth and other relevant ichthyodorulites in living supraspecific taxa of Chondroichthyan fishes Editor: M. STEHMANN Part A: Selachii. No.2a: Order: Carcharhinusformes-Family: Triakidae by J. HERMANN, M. HOVESTADT- EULER and D.C. HOVESTADT BIOLOGIE, 61: 73-120,1991 Contributions to the study of the comparative morphology of teeth and other relevant ichthyodorulites in living supraspecific taxa of Chondroichthyan fishes Editor: M. STEHMANN Part A: Selachii. No.2c: Order: Carcharhinusformes-Family: Proscylliidae, Hemigaleidae, Pseudotriakidae, Leptochariidae and Carcharhinidae by J. HERMANN, M. HOVESTADT- EULER and D.C. HOVESTADT |
Plio-Pleistocene, Shimajiri group
Triakid
| Hemitriakis sp. |
| Mustelus sp. |
Hemigaleid
| Hemipristis elongatus, Kamahirezame |
Mio-Pliocene, Koderayama Formation
Triakid
| Galeorhinus sp. |
| Hypogaleus sp. Tumaguro-eirakubuka |
| Triakis sp. Dochizame |
| Height; 3.2 mm |
Late Miocene, Senhata Formation
Triakid
| Hypogaleus sp. |
| Width; 4 mm |
Hemigaleid
| Hemipristis serra AGASSIZ, 1835 |
| Height; 32 mm |
Oligocene, Ainoshima,
Triakid
| Hemitriakis sp. |
| 4.5 mm W |
| Galeorhinus / Hemigaleus / Paragaleus |
| 7.3 mm W |
Hemigaleid
| Hemipristis curvatus DAMES, 1883 |
