CHOANOPOMA §. 1. 2. 105 



sutura iiTegulariter et valide dentata; anfr. superst. fere 5 

 convexi, ultimus breviter sol).itus; apertura subverticalis, ovalis ; 

 pcrist. simplex, breviter expansum. — Ojierc. anfr, 3 margine 

 elevatos exhibens. — Long. 12V-> — 13, diam. SVa — ^^ "'''^- 

 Ap. SVa mill. ^onga, 3^4 lata. (Coll. Nr. 226.) 



Choanoiioma ocddentule Pfr. in Malak. Bl. VII. 1860. p. 216. t. 3. 

 f. 11—13. 

 Habitat in insula Martinique (Cloue teste Riise.) 



19. sordidnm Gundl. (Coll. 227. — Operc. planius- 624. 



culum, nucleo subceutrali, raarginibus anfrac- 

 tuum acute elevatis : Pfr. in Malak. Bl. X. 

 1863. p. 193. — Ctenopoma sordidum Pfr. 

 Pneum. Suppl. p. 106. — Cuba.) .... rneum. II. p. 106. 



20. CIb. Daiidiaaoti C^eiaaslSaela. 



T. subobtecte perforata, oblongo-turrita, breviter truncata, 

 costis confertis subargutis sculpta, diaphana, albido-cornea ; 

 spira sensim attenuata; sutura denticulis acutis albis munita; 

 anfr. superst. 4^2—5, modice convexi, infra suturam interdum 

 liris nonnullis indistinctis sculpti, ultiraus breviter solutus: 

 apertura subverticalis, ovali-rotundata ; perist. duplex : internuin 

 vix porrectum, externum subaequaliter patens , superne pro- 

 ductum, juxta perforationem subexcisum. — Operc. extus 

 parum concavum, marginibus anfr liberis — Long. 10, diam. 

 4 mill. (Coll. Nr. 228 spec. maximum, alia adulta dimidio 

 minora.) 



Cyclostoma Daudinoti Gundl. mss, 



— ' — Beeve Conch. ic. sp. 151. t. 22. 



Cfioanopomu Daudinoti Pfr. in Malak. Bl. VI. 1859. p. 69. 



Habitat monte Toro districti Guantanamensisinsulae Cubae. 



21, pisuni C. B. Adams. {Coll. 229. — Cteno- 626. 



jioma jnsum Pfr. Mon. Pncum. Suppl. p. 107. 

 — Jamaica.) Pneum. I. p. 156. 



§. 2. 



22. Ch. hystrlx. Wright. 627. 



T. perforata, scalariformi-turrita, plerumque subtruncatu, 

 solidula, conferte striata, pallide isabellina; spira turrita, apice 



