f 12 OTOPOMA §. 3. 4. 



— Cyclostomus vitellmus [OtopomaJ Ad. Gen. 



p. 293.) Mon. p. 184. 



12. liisteri Gray. (Coll. 200. — M. E. Gray Fig. 



Moll. Anim, t. 31 i. f. 10. Ex Gray. — Grny' Vhan. 

 p. 130. — (Jycloslonui Listeri Sotik \\\ Proc. Zool. 

 Soc. 1843. p. 31. — Cyclostoma fntibrtata Qiioy, 

 Dcless., Clienu 111 conch. t. 1. f. J2. — Cyclost. 

 Philippi Grat.? — Cyclostomus Listeri [Otopoma] 

 A(}. Gen. p. 293.") - - 185. 



13. line>BiastOBfiB«im Aait- (Coll. 20l. — ^rVa?/ Phan. 



p. 130. -- Cyclostomus haemastoma [Otopoma] Ad. 



Gen. p. 293.) . - - 186. 



14? politBiitB Sow. (Gray Phan. p. 130. — Cyclo- 



stomns politus [Otopom.a] Ad. Gen. p. 293.) . . - - 186. 

 15. py^iiiaeuBii Sow. (Gray Phan. p. 131. — Cy- 



clostomus pygmaeus [Otopoma] Ad. Gen. p. 293.) - - 187. 



§. 4. 



10. niiiltilineatBiiiB Jay. {CoW. 102. — Grny Phan. 

 p. 151. - Cyclostomus multilincatus jOtopoma] 

 Ad. Gen. p. 293. — Cyclostoma flcxdabrum Sow.) - - 187. 



17. O. CoBiiorense Pfr. 



T. subobtecte perforata, ovato-conica, solida, loiigitudina- 

 liter capillaceo-striata et irregulariter rugosa, castanea, fasciis 

 pallidis ornata; spira elongata , convexo-conica , obtusula; 

 anfr. 5, superi parum convexi, spiraliter lirati, penultinius 

 convexior, ultimus rotundatus , sj^iram vix aequans ; apertura 

 obliqua, angulato-ovalis; perist. simplex, marginibus vix junctis, 

 dextro recto, superne sinuato , flexuoso , sinistro calloso , su- 

 perne dilatato, supra perforationem adnato. — - Operc. O. cla- 

 ihratuli. — Long. 16, diam. 11 mill. A|^. 7i/o mill. longa, 

 5^/2 lata. (Mus. Cuming.) 



Cyclostoma Comoreiise (Otopoma) Pfr. in Proc. Zool. Soc. 1854. p. I5l. 

 Habitat in insulis Comoris Africae. 



XXV. Cyclostomus Montlort. 



Pfr. Mon. Pneum. p. 188. — 6?rrty Cat. Phan. p. 132.— 

 H. et A. Adams Gen. rec. Moll. II. j). 290: genus Cyclo- 

 stominarum ; subgenera : Tropidophora , Lithidiofi, Olopoma.^ 

 Leonia. 



