Bivalvia - Trigoniida - Pterotrigoniidae
Parent taxon: Megatrigonioidea according to B. Marshall et al. 2025
See also Cooper 2015 and Mendir et al. 2021
Sister taxa: none
Subtaxa: Oistotrigoniinae Scabrotrigoniinae Ussuritrigonia
Ecology: facultatively mobile infaunal suspension feeder
Distribution:
• Cretaceous of Angola (2 collections), Antarctica (8), Argentina (7), Australia (2), Azerbaijan (1), Chile (2), Colombia (1), France (2), Germany (1), India (1), Japan (8), Madagascar (1), Mexico (4), the Netherlands (1), New Zealand (11), Papua New Guinea (1), South Africa (1), Switzerland (1), Ukraine (5), the United Kingdom (2), United States (201: Alabama, Arizona, Arkansas, Delaware, Georgia, Kansas, Maryland, Mississippi, Missouri, New Jersey, New Mexico, North Carolina, South Carolina, Tennessee, Texas), Venezuela (6)
• Jurassic of Japan (1)
Total: 270 collections including 280 occurrences