WikiDer > Ptychodontidae

Ptychodontidae; Vaqtinchalik diapazon: 99.6–61.7 Ma PreꞒ Ꞓ O S D. C P T J K Pg N Bo'r ga Paleogen
	Ptychodus janewayii Cope 1874 dan tish (pastki qator)
Ilmiy tasnif
Qirollik:	Animalia
Filum:	Chordata
Sinf:	Chondrichthyes
Buyurtma:	†Hybodontiformes
Oila:	†Ptychodontidae
Genera
	Ptixod;

Ptychodontidae

Ptychodontidae a oila yo'q bo'lib ketgan gibodontiform akulalar dan yashagan Bo'r uchun Paleogen.^[1]

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Ptychodontidae Vaqtinchalik diapazon: 99.6–61.7 Ma PreꞒ Ꞓ O S D. C P T J K Pg N Bo'r ga Paleogen

Ptychodus janewayii Cope 1874 dan tish (pastki qator)
Ilmiy tasnif
Qirollik:	Animalia
Filum:	Chordata
Sinf:	Chondrichthyes
Buyurtma:	†Hybodontiformes
Oila:	†Ptychodontidae
Genera
Ptixod