OYUOHHA, 'ill 



C. />//''"/" A i... Tin-... p. 598, pi. 125, 148 B, Am.. 



Mag. N. H., (5), xvii. p. 1 



0. MONGII Audomn. PI. 27, fig. 96. 



Shell (jiiite small, delicate, ovate-cvlindrie, slightly more con- 

 tracted below than above, white, smooth, not striate nor sulcate, a 

 little shilling; apex concave, not perforated; aperture narrow, a 

 little larger below than above; right margin regularly arcuate, sim- 

 ple, rising above the vertex at the upper part : visible portion oi'th*- 

 columella quite short and not truncated. Alt. 2, diam. 1 mill. (Is- 



sel}. 



Red Sea. 



SAVKJNV, Desc. de FEgypte, pi. v, f. 7. Bulbi monyii AID., 

 Kxpl. des PI. de Savigny, etc., j. 17*, 1827. Cylirhna m 

 ISSEL, Mai. Mar Rosso, p. 170. 



C. BACILLUS Ehrenberg. Unfigured, 



Shell cylindrical thin, transversely striated throughout, white; 

 lip aduate above, not plicate, the other end rounded. One empty 

 specimen seen, which is in the Berlin Museum. Length 4, : , width 

 2 lines. Aperture extenis beyond the body at both ends; lip not 

 inflexed ; spire not umbilicate. (Ehrenb.*). 



Red Sea. 



JJii/f.i Imcilln* KilKKM 1 ,., Symb. IMiys., />///A/, >{>. 



C. IMI \ ISCULUS Ehrenberg. PI. 27, fig. 95. 



Shell semilinear, oblong, cylindrical, thin, transversely striated at 

 both ends, dull whitish; lip adnate above, not plicate, rounded at 

 the other extremity. Alt. |, diam. ! : lines. (Ehrenb.). 



Arabian shore of the Red Sea: 



Bull" />///(<>///,/> KIIKKNI;., Symb. Phys., Anim. Invert., Bnlbi, 

 no. 8. Cii/ii-hiin iiiili'i#('ulti# ISSKL, Mai. Mar Rosso, p. 169. 

 COOKI:, Ann. Ma-. N. II., (5), xvii, p. l'J8. SAVHJNY, I >e.-cr. de 

 1'Egyptr. t. v, f. 6. BU//II tlewnetfii AIIXMIN. Kxpl. 1M. Saviirny. 

 1>. 178, (1827K llnlbi (Cylichna) puMsulcus A. Ai. t Thee, ii. p. 

 602. 



C. MICA K!in-nl)erg. PI. 27, fig, 



Shell semilinear, cylindrical, thin. longitudinally >triatrd through- 

 out, not tr:in>VL-i>i-ly >-ulpt mvd. while, the lip adnat. above, not 

 plicate. roundc(l at the other extremity; spiiv tlat. Alt. : . diam. 

 i of a line. (Ehtviib.) 



Red Sea ; Suez. 



