Parent taxon: Arcopsis according to S. K. Skwarko 1994
See also Moore 1983 and Reinhart 1943
Sister taxa: Arca (Arcopsis) harrassowitzi, Arcopsis adamsi, Arcopsis dispar, Arcopsis solida, Arcopsis sparsiincisa, Arcopsis symmetrica, Arcopsis symmrica, Arcopsis textilis
Subtaxa: Arcopsis (Arcopsis) altenai Arcopsis (Arcopsis) bataviana Arcopsis (Arcopsis) caputavisensis Arcopsis (Arcopsis) djoereiensis Arcopsis (Arcopsis) eba Arcopsis (Arcopsis) gembacana Arcopsis (Arcopsis) solida
Ecology: stationary epifaunal suspension feeder
Distribution:
• Pliocene of India (1 collection), Indonesia (9), Pakistan (1), the Philippines (1)
• Miocene to Pliocene of Indonesia (1)
• Miocene of India (3), Indonesia (1), Pakistan (1), Papua New Guinea (2)
• Eocene of United States (1: California)
Total: 21 collections including 23 occurrences