†Antigonambonites planus costatus Opik 1934 (lamp shell)
Strophomenata - Billingsellida - Polytoechiidae
Belongs to Antigonambonites planus according to Opik 1934
Sister taxa: none
Ecology: stationary epifaunal suspension feeder
Distribution: there are no occurrences of Antigonambonites planus costatus in the database