384 HELIX 8. 448. 449. 
2510. (15872) Duclosiana F'ér. (Col. Nr. 1256.) Plagioptycha 4A?. 
445. — AH. macrodon Mk.? — Habitat Turk's Island. Nonne 
eadem species: H. Bahamensis Pfr.? (WI. 253.) 
2511? (18:3. Bahamensis Pfr. — Vid. praeced. (I. 383.) 
2512. (1874) Hi. disculus Deshayes. 
T. anguste umbilicata, depressa, tenuiuscula, conferte 
striata, corneo-albida, medio plerumque linea rufula obsolete 
cincta; spira varie elevata, rarius subplana; anfr. &4'/ con- 
vexiusculi, ultimus antice deflexus, subtus subconstrictus et 
quasi cicatricosus; apertura perobliqua, lunato-rotundata, tuber- 
culo transverso, linguaeformi, profundo basali coarctata; perist. 
tenue, expansiusculum, marginibus lamina callosa (in adultis 
acute elevata) junctis. — Diam. maj. 13, min. 41, alt. 62/5 mill. 
(Coll. Nr. 12957 spec. maximum.) 
Heliac disculus Desh., Pfr. Mon. Helic. III. p. 243. 
— — Pfr. in Malak. Bl. 1858. p. 150. 
Habitat in insulis Haiti et Turk's Island (Hjalmarson ). 
* 
2513. (18:55) strumosa Pífr. —  Plagioplycha 4?. 145. — Haiti. 
(IIL. 243.) 
2514. (1876.) loxodon Pfr. (Coll. Nr. 1258.) Plagioptycha A?. 145, — 
Haiti. (III. 244.) 
8. 1419. 
2515. H. bulbulus Mousson. 4| 
« Testa latiuscule wunbilicata, inflate-discoidea, leviter stria- 
tula, setulis confertis minutis asperata et minutim quasi reti- 
culata, alba, fusco-trifasciata, umbilico fusco; spira. subimmersa, 
sutura sat profunda; anfr. vix 4!/, ultimus inflatus, infra con- 
vexus, antice valde descendens; apertura diagonalis, lunato- 
semielliptica; peristoma undique late expansum, tenue, testae 
concolor, marginibus conniventibus. — Diam. maj. 42—33!/5, 
min. 31—25, alt. 1915,—16!/5;: apert. incluso perist. long. 27 
—24, lat. 241/, —17, excluso 417—413 et 1411/5 —11 mill.» (v. M.) 
Helia bulbus Mouss. Jav. Moll. p. 113. t. 21. f. 5. (juv.) 
— — Martí. in Malak. Bl. X, 1863. p. 76. 
—. bulbulus Mouss. mss.; Pfr. Mon. Hel. III. p. 271. Nr. 1594. 
— —  (Chloritis) Mari. Ostas. Zool. II. p. 285. t. 17. 
f. "2. 1-49 43. 
Habitat ad cataractam prope Maros in parte meridionali insulae 
Celebes (Zollinger, v. Martens). 
Obs. Similis H. tubae Alb., sed differt umbilico latiore, margine 
basali latiore et magis curvato et spira plana. 
* 
