Extant Sharks

Tokyo Bay Sharks

Etmopterus pucillus

Odontaspis ferox

Scyliorhinus torazame

Fossil Shark Assemblages
Pleistocene		Ichijyuku
Pliocene		Toyooka
		Kakegawa
		Tomioka
		Okinawa
		Naarai
Miocene		Taga
		Senhata
		Aoso
		Haratashino
		Tokigawa
		Ichisi
Oligocene		Ashiya II
		Ashiya
		Shiramizu
Eocene		Kawamagari
Cretaceous		Ashizawa

Results and Discussions
Dentitions
Assemblages
Squalus
Heterodontus
hastalis planus
Isurus
Isurus part 2
Hemipristis
Carcharhinus
gen.et.sp.indet
Fossil Rays & Holocephali
Kakegawa	Rays I	Rays II
Holocephali

CLASSIFICATION

SEM

What's NEW

LINK

Fossil Sharks

Orodus

Symmorium

Eugeneodontidae

Triodus

Petalodontida

Hybodontoidea

Asteracanthus

Ptychodontidae

Sphenodus

Anacoracidae

Cretoxyrhinidae

Otodontidae

Hexanchidae

Squaliformes

Heterodontus

Ginglymostoma

Odontaspidae

Mitsukulinidae

Lamnidae

Carcharhinidae

Alopiidae

Extant Sharks
Alopias superciliosus		Centrophorus squamosus		Mustelus mustelus
Atelomycterus marmoratus		Centroscymnus coelolepsis		Negaprion brevirostris
Carcharhinus acronotus		Cephaloscyllium laticeps		Odontaspis ferox
C. albimarginatus		Chiloscyllium punctatum		Orectolobus japonica
C. altimus		Dalatias licha		Prionace glauca
C. amboinensis		Deania calcea		Pseudocarcharias kamoharai
C. borneensis		Etmopterus pusillus		Rhizoprionodon acutus
C. brachyurus		Galeocerdo cuvier		Scyliorhinus canicula
C. brevipinna		Galeus melastomus		Scymnodon ringens
C. dussumieri		Hemigaleus microstomus		Sphyrna media
C. falciformis		Hemipristis elongata		Squalus acanthias
C. galapagensis		Hemitriakis japanica		S. mitsukurii
C. leucas		Heptranchias perlo		Squatina dumeril
C. limbatus		Heterodontus japonicus		S. nebulosa
C. longimanus		H. zebra		Triakis scyllium
C. obscurus		Hexanchus griseus
C. plumbeus		Hex. nakamurai
C. sealei		Isurus oxyrinchus
C. signatus		I. paucus
C. sorrah		Lamna nasus
Carcharias taurus		Loxodon macrorhinus

Extant Sharks

Hexanchidae

Squaliformes

Squatinidae

Orectolobiformes

Heterodontidae

Lamniformes

Odontaspidae

Lamnidae

Alopiidae

Scyliorhinidae

Triakidae

Hemigaleidae

Carcharhinidae

Carcharhinus

Sphyrnidae

Extant Holocephali

Chimaera phantasma

Hydrolagus colliei

J-elasmo					Fumio Nakagawa