Cephalopoda - Ammonitida

Synonym: Haugiella Gabilly 1974 [nomen dubium]

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

Sister taxa: Diplesioceras, Graphoceratidae, Hammatoceratidae, Hildoceratidae, Sonniniidae

Subtaxa: Brodieia, Crassiceras, Esericeras, Furloceras, Haugia, Paronychoceras, Phymatoceras, Phymatoceratinae, Pseudomercaticeras

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Ecology: fast-moving nektonic carnivore