— 158 — 



cœriilea f peristoma simplex , rectum, margine columellari 

 (lilalcUo, fornicatim reflexo. — Long. 40, diam. 

 iGmill. 

 Habitat in Guinea. 



9. BULIMUS OBSOLETUS. 



T. perforata, truncala, ovalo-fusiformis, solidulay ob- 

 solète striala, sub lente, prœcipue ad suturas, gramiloso- 

 decussata, mx nilens, cerea^ luteo-fulva^ anfr. superst. 

 6 convexiitsculi , sutura subcrenulata, albicante, juncli, 

 ultimus teslœ 5/10 œquans ; apertîira semi-ovalis, inlus 

 albido-carnea, basi angulata; peristoma simplex, rec- 

 tum, margine columellari dilatato, ad perforationem exi- 

 guam,perviam, fornicatim reflexo. — Long. 30, diam. 

 45 mill. 



Habitat Sierra Leone 



10. BULIMDS ELECTRINUS. 



T. vix perforata, omlo-conica, tennis, subdiaphana, 

 non nitens, conferlim et exilissime slriata, lineis concen- 

 tricis suhlenle deciissatula, straminea, maculis castaneis 

 suturas concomitantibus ., et fascia unica in anfractu ul- 

 timo, ornala ; spira convexo-conica, apice acutiuscula, 

 nigricans; anfr. G convexiusculi , ultimus ventrosus, spi- 

 ram œquans ; apertura parum obliqua, late ovalis, inlus 

 fasciata et punctalo-maculala j peristoma simplex, tenue, 

 margine columellari br éviter dilatato, fornicatim reflexo. 

 — Long. 18 , diam. 9 mill. 



Habitat in Guinea. 



H. AmPULLARIA PALUSTBIS. 



T. sinislrorsa, umbilicata, globoso-depressa, tennis, 

 conferlim capillaceo-slriala, viridi-fusca,- spira obtusa, 



