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†Subspeetoniceras Ivanov & Aristov 1969
urn:lsid:organismnames.com:name:2383960
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†Subspeetoniceras Ivanov & Aristov 1969
Ivanov & Aristov 1969. Ammonites new genera from the Lower Cretaceous deposits in Yaroslavi environments and origin of Simbirskites. Byulleten Moskovskogo Obshchestva Ispytatelei Prirody (Otd Geol), 74(6) 1969: 84-97