210 HELIX 8. 84. 
1715. (1273. magistra Pfr. — Ins. Philippin. (III. 178.) 
1716. (1274) Dupuyana Pfr. Merope A?. 158. — Nova Hollandia. 
(III. 477.) 
1717. (1275. Lambei Pfr. (Coll. Nr. 818.) Proc. Zool. Soc. 1856. t. 36. 
f. 6. 7. — Geotrochus A?. 168. — Ins. Admiralitatis. (IV. 2900.) 
1718. (127€) Boyeri Fisch. et Bern. — Diam. maj. 29, min. 234, 
alt. 23 mill. — Habitat in insulis Louisiadis (Angas). (IV. 201.) 
1719. EH. lactifiua Pfr. 
T. imperforata, globoso-trochiformis, tenuis, leviter striata, 
alabastrina, strigis filiformibus, lacteis fere obducta; spira tur- 
binata, vertice obtuso; anfr. 4 convexi, ulümus non descen- 
dens, infra medium subcarinatus et fascia opaca cretacea cinc- 
tus; apertura fere diagonalis, rhombeo-lunaris; perist. album, 
undique expansum et reflexiusculum, margine supero antror- 
sum flexuoso, columellari valde dilatato, adnato, intus angula- 
tim descendente. — Diam. maj. 24!/, min. 20, alt. 47 mill. 
(Mus. Cuming.) 
Helia lactiflua Pfr. in Proc. Zool Soc. 1861. p. 190; Novit. 
conch. p. 175. Nr. 876. tv E 
Habitat in Nova Georgia (Macgillivray). 
1790. Hi. Isabellensis Souverbie. 
T. imperforata, globoso-turbinata, tenuis, oblique leviter 
striata, alabastrina; spira turbinata, apice obtuso; anfr. 4 mo- 
dice convexi, ultimus vix descendens, infra medium subcari- 
natus et fascia opaca cretacea cinctus; apertura fere diagonalis, 
rotundato -lunaris; perist. album, tenue, margine supero ex- 
panso, ad insertionem sinuoso, basali rectangule patente, colu- 
mellari verticali, perdilatato, sulco longitudinali munito, superne 
adnato. — Diam. maj. 22, min. 19, alt. 18 mill. (Mus. Burdigal. 
et Coll. Nr. 819.) 
Helio Isabellensis Souv. in Journ. Conch. XI. 1863. p. 74. 173. 
Urs que 
Habitat in insula Isabelle Archipelagi Salomonis. 
* 
1121. (1277. vexillaris Pfr. — Novit. conch. p. 109. — Haman Is- 
land. (IV. 204.) 
1799. (12:78&) phthisica Pfr. (Coll. Nr. 820.) Pfr. Novit. conch. p. 110. 
— Geotrochus A?. 468. — Ins. Admiralitatis. (IV. 204.) 
11793. (127. Gaberti Less. — Geotrochus Gaberti Wallace in Proc. 
Zool. Soc. 4865. p. 412: Batchian. — Nova Guinea, Nova Hi- 
bernia. (I. 231.) 
1724. (1220) purpurascens Pfr. — Hadra A?.166. — Korea. (IV. 202.) 
1725. (1221. decora Ad. et F&v. — — Cochlostyla decora (Helicostyla) 
A?, 475. — Mindoro. (III. 478.) 
