Bivalvia - Pectinida - Pectinoidae

Alternative combination: Pecten biddleana

Full reference: L.B. Kellum. 1926. Paleontology and Stratigraphy of the Castle Hayne and Trent Marls in North Carolina. United States Geological Survey Professional Paper (143)1-56

Belongs to Chlamys according to K. V. Palmer and D. C. Brann 1965

Sister taxa: Chlamys (Anatipopecten), Chlamys (Azumapecten), Chlamys (Camptochlamys), Chlamys (Camptonectes), Chlamys (Chlamys), Chlamys (Leochlamys), Chlamys (Radulopecten), Chlamys (Scaeochlamys), Chlamys (Swiftopecten), Chlamys angsanana, Chlamys antiaustralis, Chlamys ashiyaensis, Chlamys asper, Chlamys asperrimus, Chlamys bellicostata, Chlamys biarritzensis, Chlamys bifrons, Chlamys cacawensis, Chlamys caillaudi, Chlamys carinata, Chlamys choctavensis, Chlamys cinnabarina, Chlamys clarkeana, Chlamys cookei, Chlamys corteziana, Chlamys curvivarians, Chlamys cushmani, Chlamys decemnarius, Chlamys decussata, Chlamys deshayesii, Chlamys dringi, Chlamys eupatagonicus, Chlamys exaratus, Chlamys feddeni, Chlamys fenestratus, Chlamys funebris, Chlamys hupeanus, Chlamys indecisa, Chlamys ingeniosa, Chlamys jamviniensis, Chlamys kebolintangensis, Chlamys kotorana, Chlamys kumanodoensis, Chlamys lentiginosa, Chlamys lowei, Chlamys matchgarensis, Chlamys menkrawitensis, Chlamys mercuria, Chlamys miurensis, Chlamys nupera, Chlamys peroni, Chlamys picta, Chlamys portoricoensis, Chlamys praenuncius, Chlamys sanguinolenta, Chlamys scabrellus, Chlamys seymouri, Chlamys shitakaraensis, Chlamys sokolovi, Chlamys solea, Chlamys splendens, Chlamys squamosa, Chlamys subulata, Chlamys talahabensis, Chlamys tamurae, Chlamys tenuicostatus, Chlamys titirangiensis, Chlamys tjaringinensis, Chlamys wahtubbeana, Pecten (Chlamys) alexandri, Pecten (Chlamys) articulatus, Pecten (Chlamys) caloosensis, Pecten (Chlamys) eboreus, Pecten (Chlamys) erlangeri, Pecten (Chlamys) prototranquebaricus, Pecten (Chlamys) rogersii, Pecten (Chlamys) santamaria, Pecten (Chlamys) satoi, Pecten (Chlamys) tauroperstriaus, Pecten (Chlamys) thompsoni, Pecten (Chlamys) waylandi

Type specimen: Its type locality is USGS 10626 (Biddle Landing) Castle Hayne marl, Craven Co., N. Carolina, which is in a Bartonian marine wackestone/grainstone in the Castle Hayne Formation of North Carolina.

Ecology: stationary epifaunal suspension feeder