Cephalopoda - Ammonitida - Phymatoceratidae

Synonyms: Brodiceras Buckman 1899 [objective synonym], Merlaites Gabilly 1974, Pseudobrodieia Guex 1972, Whitbyiceras

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

Sister taxa: Crassiceras, Esericeras, Furloceras, Haugia, Paronychoceras, Phymatoceras, Phymatoceratinae, Pseudomercaticeras

Subtaxa: Merlaites alticarinatus, Merlaites clausus

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Ecology: fast-moving nektonic carnivore