CYCLOPHORUS.—Ptatr XV. 
Pre1FFER, Pro, Zool. Soc. 1860, p. 140. 
Hab. Borneo. 
An interesting new species of the subdiscoidal Ceylon 
type from Borneo, in which the sculpture consists of 
transverse obliquely crossing wrinkle-like striz. 
Species 70. (Mus. Cuming.) 
CYCLOPHORUS PONDEROSUS. Cycl. testd subampliter per- 
spective umbilicatd, conico-depressd, crassd, olivaced, 
versus apicem rosacea ; anfractibus declivi-convexis, un- 
dique oblique malleatis et ruguloso-reticulatis, ad peri- 
pheriam obtuse carinatis ; apertura oblique subcircu- 
lari, labro incrassato, haud reflexo. 
THE HEAVY CycLopHorus. Shell rather largely per- 
spectively umbilicated, conically depressed, thick, 
olive, tinged with rose towards the apex ; whorls slo- 
pingly convex, obliquely malleated and wrinkle-reti- 
culated throughout, obtusely keeled at the periphery ; 
aperture obliquely subcircular, lip thickened, not re- 
flected. 
Cyclostoma ponderosum, Pfeiffer, Pro. Zool. Soc. 1851, p. 
243. 
Cyclophorus ponderosus, Pfeiffer. 
| Hab. Guatemala. 
Of the same New World type as C. tevturatus from the 
same locality, but of a more raised and less openly umbi- 
licated form, with a well-marked specific difference in the 
| reticulated sculpture. 
