Bela seyithasanensis is an extinct species of sea snail, a marine gastropod mollusk in the family Mangeliidae. Landau, Bernard M., et al. "Systematics and palaeobiogeography of the gastropods of the middle Miocene (Serravallian) Karaman Basin, Turkey."; Cainozoic Research December 2013
Distribution This extinct marine species was found in Miocene strata in Turkey.
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