OTOPOMA $&. 3. 4. CYCLOSTOMUS. 169 
16. pygmaeum (Cyelostoma) Sow. I. 187. II. 112. III. 123. — 
Cyclostomus pygmaeus Ad. —  Cyclotus? pygmaeus Martens | Ostas. 
Zool. II. p. 128. — Nova Hibernia. 
* * 
* 
17. ? gratum (Cyclostoma) Petit. (Coll. 7.) Y. 231. II. 124 (Cyclo- 
stomus?) III. 123. — Cyclostoma tricolor Pfr. — Cyclostomus gratus 
Pütel Cat. p. 122. — Socotora. 
"MP. 
18. multilineatum Jay. (Coll 8.) I. 187. II. 112. III. 123. — Pütel 
Cat. p. 122. — Cyclostoma multilineata Jay, flexilabrum Sow., flavi- 
labre Petit. — Tropidophora. flexilabrum Gray. — Cyclostomus multi- 
lineatus Ad. — Madagascar. 
19. Comorense (Cycelostoma) Pfr. II. 112. III. 123. — Ins. Comorens. 
Species fossilis: 
20. ? 0. Grandidieri (Cyclostoma) Crosse & Fischer. 7 
I. umbilieata, globoso-turbinata, sat tenuis, longitudina- 
liter striatula, lineis spiralibus, confertis subtiliter decussatula; 
spira turbinata; sutura impressa; anfr. 5!/, convexi, embryo- 
nales primi 1!/, laeves, ultimus rotundatus, lineis spiralibus 
supra medium subtilibus, confertis, infra medium subdistanti- 
bus, obsoletissimis decussatus; apertura parum obliqua, sub- 
angulato-rotundata; perist. subinterruptum, marginibus callo 
crassiusculo junctis, columellari dilatato, libere reflexo, impri- 
mis versus medium expanso, umbilicum angustum semioc- 
cultante, basali et dextro rectis, vix subincrassatis, attenuatis. 
— Diam. maj. 18, min. 14, alt. 16 mill.* (Cr.) 
Cyclostoma  ( Otopoma? ) Grandidieri Crosse & Fisch. in Journ. Conch. 
XVI. 1868. p. 185. t. 7. f. 3. 
In parte meridionali insulae Madagascar legit A. Gran- 
didier, 
Obs. ,Affinis Otopomati Philippiano et vitellino Pfr.* 
XLII,  Cyclostomus Montfort. 
Pfr. Mon. Pneum. X. p. 188; Ik p. 112; III. p. 123. — 
Póátel Catal. 1819. p. 17. 122. 
