Cephalopoda - Nautilida - Liroceratidae
Full reference: A. K. Miller and W. Youngquist. 1949. American Permian nautiloids. Geological Society of America Memoir 41:1-218
Parent taxon: Clydonautiloidea according to S. Niko and R. H. Mapes 2016
See also Miller and Youngquist 1949 and Teichert et al. 1964
Sister taxa: Clydonautilidae, Ephippioceratidae, Gonionautilidae, Siberionautilidae
Subtaxa: Alexandronautilus Bistrialites Coelogasteroceras Condraoceras Hemiliroceras Leniceras Liroceras Paraliroceras Paranautilus Peripetoceras Perunautilus Potoceras Shikhanonautilus Tomponautilus
Ecology: nektobenthic carnivore
Distribution:
• Triassic of Austria (8 collections), Hungary (1), India (2), Israel (4), Italy (2), Peru (1), Romania (1), the Russian Federation (20), Slovenia (1), United States (13: Nevada)
• Permian of Azerbaijan (4), Canada (2: Yukon), China (9), Germany (7), Iran (5), Italy (8), Kazakhstan (2), Madagascar (2), Mexico (1), Oman (1), Pakistan (3), the Russian Federation (8), Tajikistan (1), the United Kingdom (15), United States (21: New Mexico, Texas, Utah, Wyoming)
• Carboniferous of Ireland (9), Kazakhstan (4), Morocco (2), the Russian Federation (14), Ukraine (2), the United Kingdom (3), United States (51: Arizona, Arkansas, California, Illinois, Kentucky, Missouri, Ohio, Oklahoma, Pennsylvania, Texas)
Total: 227 collections including 277 occurrences