†family Chihlioceratidae Grabau 1922 (mollusk)
Cephalopoda - Bisonocerida - Chihlioceratidae
Parent taxon: Bisonocerida according to D. H. Evans and A. H. King 2012
See also Crick 1981, Evans 2011, Flower 1958 and Teichert et al. 1964
Sister taxa: Allotrioceratidae, Bisonoceratidae, Coreanoceratidae, Emmonsoceratidae, Humeoceratidae, Manchuroceratidae, Padunoceratidae, Piloceratidae, Proterovaginoceratidae, Sinoendoceratidae
Subtaxa: Chihlioceras
Ecology: fast-moving nektonic carnivore
Distribution:
• Arenig of China (3 collections)
• Ordovician of the United Kingdom (1)
Total: 4 collections each including a single occurrence