†subfamily Hemilytoceratinae Spath 1927 (ammonite)
Cephalopoda - Ammonitida - Lytoceratidae
Parent taxon: Lytoceratidae according to C. W. Wright 1952
Sister taxa: Alocolytoceratinae, Analytoceratinae, Ectocentritinae, Lytoceratinae, Megalytoceratinae, Neocyrtochilus, Pleuroacanthinae, Pleuroacanthitinae, Takahashiceras, Tragolytoceras
Subtaxa: none
Ecology: fast-moving nektonic carnivore
Distribution: there are no occurrences of Hemilytoceratinae in the database