142 CATALOGUE OF PHANEROPNEUMONA. 
21. CycLostomus CREPLINI. 
Shell globose-conical, solid, very faintly striate, silk-shining, straw- 
yellow or pale fuscous, spotted and striped with chestnut colour, 
- furnished with numerous keels, which are rather equal, inequi- 
distant, sharp (about 12 on the last whorl), rather blunt and 
more crowded in the narrow umbilicus; spire conical, blunt ; 
whorls 5, turgid, angulated ; aperture slightly oblique, roundish, 
slightly angulated; peristome shortly interrupted, indistinctly 
double, thickened, flesh-coloured whitish, expanded and re- 
flected, angularly dilated above; columellar margin vaulted and 
dilated. Height 15}, greatest breadth 19, least br. 154 mill. 
Cyclostomi Creplini, Dunker, in Z. f. M. 1848, p. 177; Pfr. Ie. 
n. 278, t. 38, f 13-15. 
Cyclostomus Creplini, Pfr. Consp. n. 295; Pneum. Mon. p. 202. ! 
Hab. Zanzibar, Kast Africa (Rodatz). 
22. CYcLOSTOMUS PULCHER. B. M. 
Shell perforated, turbinate, rather solid, roughly sculptured with 
longitudinal raised lines and numerous unequal keels, blackish- 
fuscous, with pale or reddish, with dark streaks; whorls 5, 
convex, with a single indistinct pale band, equally keeled be- 
neath; aperture rather perpendicular, ovate-roundish, equally 
coloured within; peristome simple, with the margins joined into 
a slight angle; columellar margin somewhat reflexed, not con- 
cealing the narrow umbilicus. Height 14, greatest breadth 165, 
least br. 145 mill. 
Cyclostoma pulchra, Gray, in Griff. An. Kingd. t. 28, f. 3. 
Cyclostoma ortix, Valenc. MSS.; Eydoux in Guér. Mag. 1838, 
pda Jot D; 
Cyclostoma ortyx, Sow. Thes. n. 24, p. 99, t. 23, f. 27,28; Pfr. Ic. 
n. 137, p. 131, t. 16, f. 13, 14. 
Cyclostoma multicarinata, Jay, Catal. 1839, p. 122, t. 7, f. 7, 8. 
Cyclostoma Arthurii, Grateloup, in Act. Soc. Linn. Bord. xi. p. 438, 
t. 3, f. 7-12. 
Cyclophora pulchra, 2 Swans. Malac. p. 336 (from the figure in 
Griff.). 
Tropidophora ortyx, Pfr. in Z. f. M. 1847, p. 107, n. 14. 
Tropidophora pulchra, Gray, Cat. Cycl. p. 38, n. 4. 
Cyclostomus pulcher, Pfr. Consp. n. 296; Preum. Mon. p. 203. 
Hab. The Seychelle Islands. 
23. CycLostomus KRAUSSIANUS. 
Shell globose-conical, rather solid, faintly striate, sculptured with 
very numerous keel-like raised ridges, which are smaller alter- 
nately, opaque, lead-coloured grey, with very indistinct, irre- 
