Thelodonti - Phlebolepidiformes
Parent taxon: Thelodonti according to R. van der Laan 2019
See also Long 2011, Màˆrss et al. 2002 and Soehn et al. 2001
Sister taxa: Archipelepidiformes, Boreania, Furcacaudiformes, Helenolepididae, Loganelliiformes, Longodidae, Oeseliidae, Sandiviiformes, Shieliiformes, Thelodontiformes, Valiukia
Subtaxa: Katoporididae Katoporodidae Phlebolepididae
Ecology: planktonic suspension feeder
Distribution:
• Devonian of Canada (1: Nunavut collection), the United Kingdom (1)
• Silurian of Canada (5: Northwest Territories, Nunavut), Estonia (8), Germany (1), Iran (1), Latvia (2), Norway (1), the Russian Federation (5), Sweden (3), the United Kingdom (6), United States (3: Michigan, Wisconsin)
Total: 37 collections including 41 occurrences