Bivalvia - Pectinida - Propeamussiidae

Alternative combination: Pecten (Pseudamussium) diktuotum

Belongs to Cyclopecten according to T. R. Waller 2011

Sister taxa: Cyclopecten acuminatus, Cyclopecten almirantensis, Cyclopecten aupouria, Cyclopecten cocosensis, Cyclopecten compitum, Cyclopecten defuniak, Cyclopecten fenestratus, Cyclopecten guppyi, Cyclopecten horridus, Cyclopecten hoskynsi, Cyclopecten kapalae, Cyclopecten nanus, Cyclopecten oligolepis, Cyclopecten powelli, Cyclopecten pustulosus, Cyclopecten thalassinus, Cyclopecten zalaya

Type specimen: USNM 352454, a shell. Its type locality is USGS Loc. 9961 - Horse Creek [Oak Grove Sand], which is in a Burdigalian marine sandstone in the Oak Grove Formation of Florida.