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CYCLOSTOMACEA. 169 
. humilis, Jacguenot ; Sowerby, Thes. Conch, pl. 4. f. 2. 
. Keraudrenii, Vignard, Pro. Zool. Soc. 1841. p. 103. 
. lubriea, Sowerby, Thes. Conch. pl. 4. f. 12-16. 
Callia lubrica, Gray. 
. Nunezii, Sowerby, Thes. Conch. pl. 4. f. 8-11. 
Moulinsia Nunezii, Grateloup. 
. pellucida, Sowerby, Pro. Zool. Soc. 1841; Thes. Conch. f. 18-20. 
. similis, Sowerby, Pro. Zool. Soc. 1841; Thes. Conch. pl. 4. f. 45. 
. vitrea, Sowerby, Pro. Zool. Soc. 1841; Thes. Conch. pl. 4. f. 6,7. 
Genus If. TRUNCATELLA, Risso. 
. Caribbeensis, Sowerby ; Reeve, Conch. Syst. v. 2. pl. 182. f. 7. 
. clathrus, Lowe; Reeve, Conch. Syst. v. 2. pl. 182. f. 3. 
. Montagui, Lowe; Reeve, Conch. Syst. v. 2. pl. 182. f. 1. 
Turbo subtruncatus, Montagu. 
. Sealariformis, Reeve, Conch. Syst. v. 2. pl. 182. f. 6. 
. striata, Sowerby ; Reeve, Conch. Syst. v. 2. pl. 182. f. 4 
. striatula, Menke, Moll. Novee Hollandie, p. 9. 
. truncatula, Lowe; Reeve, Conch. Syst. v. 2. pl. 182. f. 5. 
Helix subcylindrica, Montagu ; Cyclostoma truncatulum, Drap.; 
Paludina truncata, Payrandeau; Rissoa truncata, Philippi ; 
Truncatella levigata, Risso. 
. ventricosa, Sowerby; Reeve, Conch. Syst. v. 2. pl. 182. f. 2. 
Genus III. CYCLOSTOMA, Lamarck. 
. acuminatum, Sowerby, Thes. Conch. p. 138. pl. 30. f. 235. 
. acutimarginatum, Sowerby, Thes. Conch. pl. 27. f. 138, 139. 
. affine, Sowerby, Thes. Conch. pl. 23. f. 25, 26. 
Turbo legatus, Wood. 
. albicans, Sowerby, Thes. Conch. pl. 26. f. 110-112. 
. album, Sowerby, Thes. Conch. pl. 28. f. 154. 
. altum, Sowerby, Thes. Conch. pl. 28. f. 187. 
. angulifera, Souleyet, Revue Zool. Cuy. Soc. 1841. p. 347. 
. Antillarum, Sowerby, Thes. Conch. pl. 28. f. 180. 
. aquilum, Sowerby, Thes. Conch. pl. 27. f. 131. 
. articulatum, Sowerby, Thes. Conch. pl. 28. f. 160, 161. 
asperulum, Sowerby, Thes. Conch. pl. 23. f. 3. 
atramentarium, Sowerby, Thes. Conch. pl. 30. f. 236. 
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