†Acila (Acila) isthmica burica Olsson 1942 (divaricate nutclam)
Bivalvia - Nuculida - Nuculidae
Alternative combination: Acila isthmica burica
Belongs to Acila (Acila) isthmica according to W. P. Woodring 1973
Sister taxa: none
Type specimen: PRI 4077, a shell
Ecology: facultatively mobile infaunal deposit feeder-suspension feeder
Distribution:
• Pliocene of Costa Rica (2 collections)
Total: 2 collections each including a single occurrence