†family Crassimarginatidae Frýda et al. 2002 (snail)
Gastropoda - Murchisoniina - Crassimarginatidae
Full reference: J. Frýda, R. B. Blodgett, and A. C. Lenz. 2002. New Early Devonian gastropods from the families Scoliostomatidae (new family) and Crassimarginatidae (new family), Royal Creek Area, Yukon Territory, Canada. Journal of Paleontology 76(2):246-255
Parent taxon: Loxonematoidea according to P. J. Wagner 2023
See also Bouchet et al. 2005 and Frýda et al. 2002
Sister taxa: Acrospira, Loxonematidae, Palaeozygopleuridae, Scoliostomatidae, Soleniscidae, Spirostylidae, Vetotuba, Zygopleuridae
Subtaxa: Crassimarginata Yukonoconcha
Type: Crassimarginata
Ecology: facultatively mobile epifaunal suspension feeder
Distribution: