Gastropoda - Calyptraeoidea - Calyptraeidae

Full reference: B. Kensley and J. Pether. 1986. Late Tertiary and Early Quaternary Fossil Mollusca for the Hondeklip Area, Cape Province, South Africa. Annals of the South African Museum 97(6):141-225

Belongs to Crepidula according to B. Kensley and J. Pether 1986

Sister taxa: Calyptraea (Crepidula) protea, Crepidula (Crepidula), Crepidula (Ianacus), Crepidula (Janacus), Crepidula (Siphopatella), Crepidula adunca, Crepidula aeola, Crepidula aplysioides, Crepidula convexa, Crepidula cymbaeformis, Crepidula depressa, Crepidula diminutiva, Crepidula dumosa, Crepidula falconeri, Crepidula fornicata, Crepidula gatunensis, Crepidula iniquita, Crepidula lingulata, Crepidula lirata, Crepidula maculosa, Crepidula navicula, Crepidula nivea, Crepidula norrisianum, Crepidula onyx, Crepidula parisiensis, Crepidula plana, Crepidula praerupta, Crepidula princeps, Crepidula ungana

Type specimen: SAM-PQ-HB519, a shell

Ecology: facultatively mobile epifaunal suspension feeder

Average measurements (in mm): shell 22.6 x 9.2