STREPTOSTELE. 4D 
tuum), testa hyalina vel alabastrina, plerumquev aricosa. Inter 
ea Síreptaxis Melici, Ennea Pupae et Streptostele Bulimo vel 
Achatinae analogae apparent. 
Species quatuor hueusque notae insulae Principis in sinu 
Guineensi incolae. 
1. Str. lotophaga Morclet. 4 
«A. testa elongato-conica, solidula, longitudinaliter tenue 
et regulariter striata, corneo-straminea; unicolore; spira elon- 
eata, acutiuscula; anfractibus septem planulatis, subeonjunctis; 
sutura depressa, tenuissime crenulata; ultimo anfractu brevi, 
antice obtuso; apertura ovata, basi dilatata, postice attenuata; 
columella brevi, recta, cylindracea, oblique basi truncata. — 
Long. 26, diam. 10 mill.» (Desh.) 
Bulimus lotophagus Morel. in Rev. zool 1848. p. 358; Sér. 
cohcb E -4859- p 49r E? 3. 10s 
Achatina lothophaga Desh. in Fér. Mist. Il. p. 189. Nr. 56. 
t. 122. f. 15—17. 
— lolophaga Pfr. Mon. Helic. IIL. p. 490; IV. p. 606. 
| Nr. 54. 
— — (Homorus) Ab. Helic. ed. Mart. p. 200. 
Sireptostele lotophaga Dohrn in Malak. Bl. XIII. 1866. p. 129. 
Habitat in insula Principis. 
Obs. Testa Glandinae similis, sed crassa, calcarea. Columella in 
junioribus distincte truncata, in adultis immediate in curvaturam peristo- 
matis transiens. (Mor. 1858.) 
2. Str. fastigiata Morelet. 
«Testa subobtecte rimata, solidiuscula, oblongo - turrita, 
longitudinaliter arcuato -striata, cereo-nitens, hyalina; apex ob- 
tusulus; sutura crenulata; anfr. 10 subplani, ultimus ?/, longi- 
tudinis aequans, pone aperturam medio profunde serobiculatus; 
apertura lata, semiovalis; perist. incrassatum, callosum, mar- 
ezine dextro arcuato, ad insertionem labri emarginato, cum 
columella callo lato juncto. — Long. 25— 26, diam. 7 mill. 
Apert. long. 7, lat. 4!/j mill.» (D. — Coll. Nr. 1.) 
6. Anfr. 9, long. 20, diam. 6; apert. long. 6, diam. 
& mill. 
Bulimus fastigiatus Morel. in Rev. zool. 1848. p. 3852; Sér. 
gone; E po $6. E46 s N | 
— —- Ph Mon. Helic- III. p. 391; IV. p.453. 
Achatina fastigiata Desh. in Fér. Hist. t. 137. f. 4— 6. 
Sireptostele fastigiata Dohrn in Malak. Bl. XIII. 1866, p. 130. 
