Alternative spelling: Liroceratacea
Full reference: A. K. Miller and W. Youngquist. 1949. American Permian nautiloids. Geological Society of America Memoir 41:1-218
Parent taxon: Liroceratina according to D. Korn 2025
Sister taxon: Ephippioceratoidea
Subtaxa: Julfanautilidae Liroceratidae Permonautilidae Planetoceratidae
Type: Liroceras
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 Armenia (1), Azerbaijan (5), Canada (2: Yukon), China (10), Colombia (1), Germany (7), Greenland (1), Iran (15), Italy (8), Japan (2), Kazakhstan (2), Madagascar (2), Mexico (2), Oman (1), Pakistan (13), the Russian Federation (12), Tajikistan (2), the United Kingdom (15), United States (39: Arizona, California, Nebraska, New Mexico, Texas, Utah, Wyoming)
• Carboniferous of Algeria (1), Ireland (10), Kazakhstan (4), Morocco (2), the Russian Federation (16), Ukraine (3), the United Kingdom (3), United States (76: Arizona, Arkansas, California, Illinois, Kentucky, Missouri, Ohio, Oklahoma, Pennsylvania, Texas)
Total: 308 collections including 420 occurrences