P. Javanica.
P. tuberculifera.
P. miniata.
P. pellucida.
P. tricostata.
P. Australis.
P. cymbularia.
P. vulgata. The common Patella. Pl. [2], fig. 1.
Conic, summit obtuse and vertical; sometimes ribbed from the vertex to the margin with divergent striæ, sometimes striated without ribs; exterior dark brown or greenish, internal blue or purple radiations.
P. compressa. The compressed or flat-sided Patella. Pl. [2], fig. 2.