Bivalvia - Nuculida - Nuculidae
Alternative combinations: Acila shumardi, Nucula (Acila) shumardi
Belongs to Acila (Truncacila) according to E. J. Moore 1983
See also Clark 1918, Clark 1925, Durham 1944, Moore 1976 and Weaver 1916
Sister taxa: Acila (Truncacila) allisoni, Acila (Truncacila) bellula, Acila (Truncacila) bivirgata, Acila (Truncacila) blancoensis, Acila (Truncacila) castrensis, Acila (Truncacila) cobboldae, Acila (Truncacila) conradi, Acila (Truncacila) dalli, Acila (Truncacila) decisa, Acila (Truncacila) demessa, Acila (Truncacila) galinae, Acila (Truncacila) grahami, Acila (Truncacila) haidana, Acila (Truncacila) hokkaidoensis, Acila (Truncacila) jucunda, Acila (Truncacila) moneronica, Acila (Truncacila) muta, Acila (Truncacila) nagaoi, Acila (Truncacila) osugii, Acila (Truncacila) princeps, Acila (Truncacila) rosaria, Acila (Truncacila) schencki
Type specimen: USNM 406406, a shell
Ecology: facultatively mobile infaunal deposit feeder-suspension feeder
Distribution:
• Oligocene of United States (36: Alaska, California, Oregon, Washington collections)
• Eocene of United States (17: California, Oregon, Washington)
Total: 53 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.