ammonites
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†superfamily Hildoceratoidea Hyatt 1867 (ammonite)

Cephalopoda - Ammonitida

PaleoDB taxon number: 257826

Alternative spelling: Hildocerataceae

Synonym: Hammatoceratoidea Schindewolf 1964 (taxon 184515)

Parent taxon: Ammonitina according to M. K. Howarth 2013

Sister taxa: Acanthocerataceae, Desmoceratidae, Engonoceratoidea, Eoderoceratoidea, Haplocerataceae, Hoplitaceae, Kossmaticeratidae, Neokanabiceras, Perisphinctaceae, Perisphinctoidea, Psiloceratoidea, Pulchelliaceae, Sphaeroceratoidea, Stephanocerataceae, Usseliceras

Subtaxa: Diplesioceras, Graphoceratidae, Hammatoceratidae, Hildoceratidae, Phymatoceratidae, Sonniniidae

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Ecology: fast-moving nektonic carnivore