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Craspeditidae

Craspeditidae
Vaqtinchalik diapazon: Oxirgi yura - erta bo'r davri
Craspeditidae - Craspedites nodiger.JPG
Craspedites nodiger
Ilmiy tasnif e
Qirollik:Animalia
Filum:Molluska
Sinf:Tsefalopoda
Subklass:†Ammonoida
Buyurtma:†Ammonitida
Superfamily:†Perisphinctoidea
Oila:†Craspeditidae

Craspeditidae bu ammonoid sefalopod ga kiritilgan oila Perisphinctoidea superfamily. Ba'zi tasniflagichlar Craspeditidae-ni Polyptychitidae-ning pastki oilasi deb hisoblashadi.

Ushbu ammonitlar kech davrida yashagan Yura davri va erta Bo'r.[1]

Genera

[2][3]

Adabiyotlar

  1. ^ V. V. Mittaa va Jingeng Sha Ammonitning Markaziy Rossiyada yura-bo'r chegarasi bo'ylab tarqalishi
  2. ^ Biolib
  3. ^ Ammonitlardagi Craspeditidae ammonitlari