Be easy on that score; a roundish sum, it is true, but not too exorbitant.
The fruit is of a roundish oval shape, and is of a dark-purple colour.
Shell roundish or subspherical, with numerous small circular or roundish pores, about twice as broad as the bars.
Pores of the tubes and of the shell small, roundish, irregular in size and distribution, about as broad as the bars.
Shell spherical, with large circular or roundish pores of unequal size, two to four times as broad as the bars.
Shell spherical, with large circular or roundish pores of different size, three to six times as broad as the bars.
Shell irregular roundish or subglobular, with roundish pores of different sizes, mostly somewhat broader than the bars.
Pores of the shell and of the tubuli circular or roundish, of very different size, one to three times as broad as the bars.
Pores irregular, roundish, three to five times as broad as the bars; fourteen to sixteen on the half equator.
Shell thick walled, with irregular, roundish pores, twice to three times as broad as the bars; seven to nine on the radius.
