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Carcharhiniform
Physogaleus
Carcharhinus
Galeocerdo
Galeorhinus
Hemipristis
Sphyrna
Hexanchiform
Hexanchus
Notorynchus
Lamniform
Alopias
C. acutissima
C. carcharias
Carcharodon
I. Hastalis
I. Retroflexus
Lamna
Odontaspis
Squaliform
Squalus
Hexanchus gigas
Lower teeth
Symphyseal tooth
Upper jaw anterior
Upper jaw parasymphyseal
Hexanchus teeth are very rare! Complete teeth are seldom found.