196 8T0ASTOMA §. 7. 8. 



1185. 36. St. Haatlaiiiim WeiiiEaiidc f 



T. arcuato-riraata, conoideo-depressa, solidula, spiraliter 

 dense striata, pallide flavida; spira brevissime conoidea, vertice 

 minuto; anfr. fere 4 convexiusculi, ultimus depresse rotunda- 

 tus, antice subconstrictus, nonsolutus; apertura parum obliqua, 

 semicirculo major; labium substrictum, vix solutum; labrum 

 subaequaliter expansum, superne antrorsum arcuatum; lamella 

 labralis vix prominens, in umbilico rimaeformi mox evanes- 

 cens. — Diam. maj. l^l^, min. % mill. (Coll. Nr. 6.) 



Stoastomn Radmnum Weinl. in Malak. El. IX. 1862. p. 198. Conf. 

 Pf?'. ibid. p. 202. 



Habitat in insula Haiti. 



§. 3. Petitia Cliitty. 



Testa globosa-discoidea. 



Fetitia Chitty in Proc. Zool. Soc. Lond. 1857. p. 167. 184. 

 Stoastomatis sp. C. B. Adams, Pfr. Mon. 



Species : 



1186. 37. Petitianum C. B. Adams. f [Petitia Peti- 



tianu Chiliy p. 184.) I'neum. II. p. 171. 



1187. 38. Cumingianum C. B. Adams. [Peiitia Cu- 



mmgiana Chitty p. 184.) - --171. 



1188. 39. Anthoniannm C. B. Adams. f [Petitia An- 



thoniana Chitty p. 184.) - --171. 



1189. 40. §t. §teY«iieiaiiiim Cliitty. f 



T. globoso-discoidea, laete fusca; spira convexo-subele- 

 vata ; anfr. 4 bene rotundati, ultimus carinis 23 erectis, inae- 

 quidistantibus, subtus circa umbilicum profundum remotioribus, 

 sculptus; apertura snbelliptica, ab anfr. contiguo bene soluta, 

 leviter constricta et vix expansa, inferne parum deflexa ; labrum 

 duplex : externum carinis spiralibus levissime pectinatum , in- 

 ternum album, laevigatum, subincrassatum et reflexum, superne 

 cum labio arcu levi junctum ; labium strictiusculum , inferne 

 ad dextram levissime curvatum; laraella labrnlis externe con- 

 vexa, prope junctioneni cum labio in dentein serraeforraem 

 producta. — Alt. 0,047, lat. raax. 0,086, lat min. 0,065 

 poll. (Cl).) 



