Bivalvia - Cardiida - Veneridae
Alternative spelling: Petricolirus
Parent taxon: Petricola according to E. V. Coan and P. Valentich-Scott 2012
See also Sepkoski 2002
Sister taxa: Petricola (Claudiconcha), Petricola (Petricola), Petricola (Petricolaria), Petricola (Petricoxenica), Petricola (Pseudoirus), Petricola californiensis, Petricola calvertensis, Petricola claibornensis, Petricola dactylus, Petricola gracilis, Petricola harrisii, Petricola hertzana, Petricola lapicida, Petricola millestriata, Petricola olssoni, Petricola pectorosa, Petricola rugosa, Petricola tellimyalis
Subtaxa: Petricola (Petricolirus) denticulata
Ecology: stationary boring suspension feeder
Distribution:
• Quaternary of United States (4: California collections)
• Pliocene of United States (1: California)
Total: 5 collections each including a single occurrence