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 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

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Specimen images are retrieved through the ePANDDA API.


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