HELIX §. 123. 309 



1979. H. triodonta Orbigny. 



T. umbilicata, conoideo-semiglobosa, solida, striatula, ca- 

 slanea; spira conoideo-convexa, obtusa; anfr. Sy^ convexiusculi, 

 ultimus antice deflexus, peripheria subacule carinatus, basi mal- 

 leatus, circa umbilicum angustum inflatus, antice constrictus; 

 apertura perobliqua, late lunaris; perist. album, incrassatum, 

 reflexum, marginibus callo elevato junctis, dextro intus biden- 

 tato, basali medio tuberculo obtuso munito. — Diam. maj. 41, 

 min. 35, alt. 21 mill. (Mus. Brit.) 



Helix triodonta Orb., Pfr. Mon. Helic. I. p. 407. n. i060. 



— — Reeve Conch. ic. n. U85. t. 209. 



— — (Isomeria) Pfr. Vers. p. 139. 

 Uabitat prope Guayaquil Columbiae. 



1980. subcastanea Pfr. [Rv. n. 343. t. 99. — Isomeria 



Pfr. Vers. p. 139. — Carocolla globosa Brod.) . . Mon. I. p. 401. 



1981. Hartwegi Pfr. [Rv. n. 573. t. 104. — Isomeria 



Pfr. Vers. p. 139. — Lucerna Hartw. [Obba] Ad. 



Gen. p. 202.) - -- 403, 



198'2. fuscolabris Ad. (Coil. 1046. — Ch. ed. nov. III. 



p. 466. t. 136. f. 24. 23. — Pleurodonta Pfr. Vers. 



p. 140. — Lucerna fuscolabris Ad. Gen. p. 199.) - III. - 258. 

 1933. anomala Pfr. (Coll. 1047. — liv. n. 246. t. 31. — 



Ch. ed. nov. II. p. 279. — Pleurodonta Pfr. Vers. 



p. 140. — Lucerna anomala Ad. Gen. p. 199.) . . - - - ^38. 



1984. H. pallescens Shuttleworth. 



T. aperte umbilicata, subdepressa, solida, undique distincte 

 granulata, opaca, pailide fulva; spira parum elevata, obtusa; 

 anfr. 5 convexi, lente accrescentes, ultimus supra medium cari- 

 natus, antice subito perdeflexus, infra carinam valde constrictus 

 el profunde triscrobiculatus (sulco quarto in umbilicum intrante), 

 basi tumidus; umbilicus conicus, fere Yg diamotri aequans; 

 apertura fere horizontalis, piriformis; perist. continuum, libe- 

 rum, undique expansum et reflexum, carneum, margine basali 

 dentibus 4 compressis, subparallelis raunito. — Diam. maj. 28, 

 min. 22 V2, alt. 13 mill. (Mus. Cuming.) 

 Helix pallescens Shuttl. in Mus. Cuming. 



Ilabitat in insula Jamaica. 



* 



1985. sinuosa Fer. (Coll. 1048. — Ch. cd. nov. II. 

 p. 279. t. 122. f. 14. 13. — Pleurodonta Pfr. Vers. 

 p. 140. — H. consanguinea Ad., Pfr. Mon. 111. 

 p. 239, ex speciminibus Chittyanis Musei Bri- 

 tannici.) Moii.lll, p 259. 



