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Acanthopecten delawarensis Girty 1909 (clam)

Bivalvia - Pectinida - Limipectinidae

Alternative combination: Aviculopecten delawarensis

Full reference: G. H. Girty. 1909. The Guadalupian fauna. United States Geological Survey Professional Paper 58:1-651

Belongs to Acanthopecten according to K.W. Ciriacks 1963

Sister taxa: Acanthopecten anshunensis, Acanthopecten bellosum, Acanthopecten carboniferus, Acanthopecten coloradoensis, Acanthopecten equicostatus, Acanthopecten gaoanensis, Acanthopecten giganteus, Acanthopecten jaguelensis, Acanthopecten josephinae, Acanthopecten licharewi, Acanthopecten meeki, Acanthopecten onukii, Acanthopecten shenshuensis, Acanthopecten spinosus, Acanthopecten subgiganteus, Acanthopecten xizangensis, Acanthopecten ziphocostatus

Type specimen: Its type locality is USGS 2931 green, Guadalupe Canyon, Guadalupe Mountains, which is in a Roadian slope limestone in the Cherry Canyon Formation of Texas

Ecology: stationary epifaunal suspension feeder

Average measurements (in mm): valve length 9.45