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|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
Cephalopoda - Ammonitida - Hammatoceratidae
It was reranked as Eudmetoceras (Euaptetoceras) by Westermann (1969) and Westermann and Riccardi (1982).
It was assigned to Eudmetoceras by Westermann (1969) and Westermann and Riccardi (1982); to Ammonoidea by Sepkoski (2002); and to Hammatoceratinae by Howarth (2013).
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.