Bivalvia - Arcida - Parallelodontidae
Parent taxon: Grammatodon according to M. Aberhan 1998
Sister taxa: Grammatodon (Indogrammatodon), Grammatodon (Lamellelodon), Grammatodon (Nanonavis), Grammatodon (Nordenskjoldia), Grammatodon concinnus, Grammatodon egortinus, Grammatodon formosissimum, Grammatodon inornata, Grammatodon insons, Grammatodon malayensis, Grammatodon sulcatus, Grammatodon toyorensis, Grammatodon tripartitus
Subtaxa: none
Ecology: facultatively mobile low-level epifaunal suspension feeder
Distribution:
• Cretaceous of Japan (5 collections), the United Kingdom (2)
• Jurassic of Canada (12: British Columbia), China (1), France (1), Germany (5), India (71), Iran (1), Japan (4), Serbia (1), Spain (1), the United Kingdom (2)
• Triassic of Iran (1)
• Carboniferous of United States (1: Kentucky)
Total: 108 collections including 116 occurrences