Alternative spelling: Tarphyceratida
Full reference: R. H. Flower and B. Kummel, Jr. 1950. A Classification of the Nautiloidea. Journal of Paleontology 24(5):604-616
Parent taxon: Multiceratoidea according to A. Pohle et al. 2022
See also Chen et al. 1981, Crick 1981, Evans 2011, Flower and Kummel 1950, Frye 1982, Kröger 2013, Kröger et al. 2011, Kröger and Landing 2009, Mutvei 2013, Sepkoski 2002 and Teichert et al. 1964
Sister taxa: Apocrinoceratidae, Apsidoceratidae, Ascocerida, Bassleroceratidae, Clinoceratidae, Cyclostomiceratidae, Cyrtocerinida, Discosorida, Oncocerida, Uranoceratidae
Subtaxa: Bateroboceras Bodieceras Craftonoceras Discoceratidae Estonioceratidae Inclytoceras Kosovoceras Magdoceras Ophidioceratidae Pakrioceras Pseudancistroceras Tarphyceratidae Trocholitidae Weberoceratidae
Ecology: fast-moving nektobenthic carnivore
Distribution:
• Silurian of the Czech Republic (6 collections), Italy (2), Sweden (6), United States (1: Wisconsin)
• Dobrotivian of the Czech Republic (4), Spain (1)
• Aluoja of Estonia (3)
• Whiterockian of United States (3: California, Nevada, Utah)
• Chazyan of United States (5: New York, Vermont)
• Fennian of Malaysia (1)
• Hunderum of Sweden (1)
• Arenigian of United States (1: Virginia)
• Arenig of Argentina (2), China (4), United States (1: Oklahoma)
• Canadian of Australia (1)
• Ordovician of Australia (7), Canada (24: Manitoba, Newfoundland, Newfoundland and Labrador, Northwest Territories, Nunavut, Ontario, Quebec), China (27), Estonia (14), Ireland (1), Kazakhstan (1), Latvia (1), Lithuania (1), Malaysia (2), Norway (37), Spain (1), Sweden (15), the United Kingdom (6), United States (99: Alabama, Arkansas, Kentucky, Minnesota, Missouri, Nevada, New York, Ohio, Oklahoma, Pennsylvania, Tennessee, Texas, Utah, Vermont, Virginia)
• Ibexian of Thailand (1)
Total: 279 collections including 384 occurrences