†family Traquairaspidae Kiaer 1932 (jawless fish)
Pteraspidomorpha - Cyathaspidei - Traquairaspidae
Full reference: J. Kiaer. 1932. The Downtonian and Devonian vertebrates of Spitsbergen. IV, Suborder Cyathaspida. Skrifter Om Svalbard Og Ishavet 52:1-26
Parent taxon: Cyathaspidei according to J. Kiaer 1932
See also Denison 1963 and Van Der Laan 2019
Sister taxa: Diplaspidae, Tolypaspidae
Subtaxa: none
Type: Traquairaspis
Ecology:
Distribution:
• Devonian of Canada (1: Nova Scotia collection), Norway (1), the Russian Federation (1), Ukraine (1)
• Silurian of Canada (2: Northwest Territories, Yukon), the United Kingdom (1)
Total: 7 collections including 8 occurrences