S. granulatum.
S. lævigatum.
S. stramineum.
S. hybridum.
S. variegatum.
S. luteum.
S. perspectivum. The perspective Solarium. Pl. [23], fig. 4.
Species very carinated in their circumference; the aperture square; umbilicus large and crenated; colour yellowish, with brown and white bands on the sutures of the volutions.
S. variegatum. The variegated Solarium.
Species sub-carinated, aperture sub-orbicular.