Fumio Nakagawa
April 21, 2000-
Elasmobranchii (world) Assemblage (Japan) Summary (Japan) Dentition Tooth
Edestus Borealotodus Serratolamna   Holocene-Pleistocene Aoso   Hexanchus Neurocrania   Hexanchidae   C. anguineus C. umbratile
Orodus Carcharias Alopias Tokyo Bay Koderayama Squalus Spines & Rostrum Echinorhinidae H. perlo H. japanica
Petalodus Hispidaspis Trigonotodus Jizodo Takaku Deania Dentitions Squalidae S. mitsukurii T. scyllium
Ctenacanthus Hypotodus Megachasma Ichijyuku Sekinohana Dalatias Chlamydoselachus Centrophoridae C. atromarginas M. manazo
Triodus Jaekelotodus Pseudocorax Umegase Haratajino Squatina Squalus Etomopteridae E. pusillus P. glauca
Hybodus Odontaspis Squalicorax Shinzato Tokigawa Heterodontus Deania (Size) Trigonognathus T. kabeyai C. melanopterus
Ptychodus Striatolamia Scyliorhinus   Omma   Fukuhira   Carcharias Cookiecutter shark   Somniosidae   S. ichiharai S. zygaena
Sphenodus Anomotodon Galeorhinus Dainichi   Shimosato Alopias Etmopterus Pristiophoridae D. licha living
Synechodus Mitsukurina Abdounia Tonohama Oi Cetorhinus Trigonognathus Squatinidae P. japonicus Shark
Hexanchus Isurus Hemipristis Pliocene Carcharodon Heterodontus Orectolobiformes S. japonica Ray
Echinorhinus Lamna Negaprion   Zukawa   Oligocene-Eocene   Isurus Carcharodon   Heterodontidae   C. plagiosum Chimaera
Squalus Cretodus Rhizoprionon Kosawa Ashiya Parotodus Carcharodon II Mitsukurinidae H. japonicus
Isistius Cretalamna Glyphis Dainenji Iwaki Otodus Isurus Alopiidae M. owstoni Dermal denticle
Pristiophorus Cretoxyrhina Yonabaru Namigata Galeorhinus I. planus Lamnidae P. kamoharai
Squatina Paleocarcharo. Naarai Kawamagari Triakis Intermediate tooth Pentanchidae C. taurus Histology
Heterodontus Otodus Cretaceous Galeocerdo Assemblages Triakidae O. ferox
Ginglymostoma Parotodus Miocene Ashizawa Negaprion Carcharhinidae A. vulpinas Formation
Rhincodon Cardabiodon Furuya Carcharhinus Carcharhinus I Carcharhinus L. ditropis
Orectolobus Leptostylax Amatsu Miscellaneous. Sphyrna Carcharhinus II Sphyrnidae G. eastmani Photos
J-elasmo
Mar. 05, 2025 Umegase  Yonabaru Deania (Size)
J-elasmo
fwkx8282@nifty.com
Fumio Nakagawa