Acila (Truncacila) shumardi Dall 1909 (divaricate nutclam)

Bivalvia - Nuculida - Nuculidae

Alternative combinations: Acila shumardi, Nucula (Acila) shumardi

Belongs to Acila (Truncacila) according to E. J. Moore 1976

See also Weaver 1916

Sister taxa: Acila (Truncacila) allisoni, Acila (Truncacila) bellula, Acila (Truncacila) bivirgata, Acila (Truncacila) castrensis, Acila (Truncacila) cobboldae, Acila (Truncacila) conradi, Acila (Truncacila) dalli, 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 (35: Alaska, California, Oregon collections)

• Eocene of United States (11: California, Oregon)

Total: 46 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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