8 
STREPTAXIS §. 3. 
14. St. Souleyctiana (Helix) Petit. 
T. umbilicato-rimata , ovato-depressa , luteo-virens , superne 
conferlim costulato- striata, lineis spiralibus obsolete decussata; 
spira lateralis, obtusa; anfr. 6 — 7 vix convexiusculi , penultimus 
subangulatus , ultimus anlrorsum devians, basi glaber, nitidus, 
antice constrictus; umbilicus latiusculus, clausus; apertura trun- 
cato-ovalis; perist. album, breviter expansum, marginibus conni- 
ventibus, callo tenui, lamellam intrantem mediocrem emittente 
junctis. — Diam. raaj. 13, min. 9, ait. 6/2 mill. (Mus. Cuming.) 
Helix Souleyetiana Petit in Kevue zool. 184 I. p. 99. 
— — Phil. Icon. 1. 3. p. 48. 
Streptaxis Souleyetiana Pfr. Symb. II. p. H 0. 
— — Phil. Icon. U. 13. p. 130. Helix t. 8. f. 6. 
— — Chemn. ed. H. Helix t. 102. f. 21—23. 
Habitat in insulis SechelHs. 
15. St. Maugerae Cray. 
T, vix perforata, transverse oblonga, laevigata, pellucida, 
albida; anfr. 5, primi 4 regulares, planiusculi, ultimus obliquis- 
sime deviatus; apertura truncato-ovalis ; perist. simplex, brevis- 
sime reflexum, marginibus callo tenui, unidentato junctis. — 
Diam. maj. 1 1 , min. 7/2, all. 5 mill. (Spec. coli. Gray.) 
Streptaxis Maugerae Gray in Loud. mag. new ser. 1. p. 484. 
— — Wiegm. Arch. 1 838. H. p. 274. 
— — Phil. Icon. I. 3. p. 48. 
Habitat in Sierra Leone. 
^^16. St. Petiti Gould. 
T. umbilicata, depresse ovata, tenuis, pellucida, virescenti- 
albida, superne confertim coslulato-striata; spira lateralis, acutius- 
cula; anfr. 7 convexiusculi, penultimus subangulatus, ultimus 
antrorsum devians, basi glaber; umbilicus angustus, non pervius; 
apertura perobliqua, truncato-oblonga, lamella modiocri, simplice, 
intrante parietis aperturalis coarctata; perist. late expansum, 
reflexum, marginibus subparallelis, dextro antrorsum arcuato, 
medio subincrassato , sinistro strictiusculo. — Diam. maj. 10, 
min. 7, ait. 6 mill. (Mus. Cuming.) 
Streptaxis Petiti Gould iu Bost. jouru. IV. 4. p. 456. t. 24. f. 7. 
— — Phil. Icon. H. 13. p. 130. Helix t. 8. f II. 
Habitat in imperio birmano prope Tavoy. 
^17. St. comboides (Helix) Orbigny. 
T. perforata, depresso-ovata, slriatula, glabra, nitida, cerea; 
spira lateralis, obtusa; anfr. 6 — 7 vix convexiusculi, ultimus 
antrorsum devians, antice rotundatus; perforatio mediocris, non 
