PEOSOPEAS. 363 



striata; spira subulata, apice perobtusa, sutura albido-niarginata. 

 Anfr. 7 param convex!, ultimus ^ longitudiriis subaequans, basi 

 rotundatus. Columella paruin callosa, vix subtorta. brevis. Aper- 

 tura fere verticalis, elongate ovalis ; peristoma simplex, rectum, 

 margine dextro superne arcuato. 



"Long. 15, diaui. 4 mm.; ap. 4| alta, 2 lata." (Blanford.) 



Hob. India : Nilgiris. 



"The above are the dimensions of the largest specimen found. 

 It is, however, possible that this shell may attain a greater size. 

 The sole Indian species to which it appears to be related is 

 Sp. (Bid.) gracilis, Hutt., from which, however, it may be easily 

 distinguished by its very obtuse apex, less numerous whorls, etc." 

 (Stanford.) 



327. Prosopeas terebrale, Theobald. 



Stenogyra (Opcas) terebralis, Theobald, J. A. S. B. xxxix, 1871, 

 p. 401 ; Nevill, Hand List, i, 1878, p. 106 ; Pfeiffer & Clessio, 

 Nomencl. Helic. Viv. 1881, p. 321. 



Bulimus (Stenogyra) terebralis, Pfeiffer, Mon. Helic. Viv. viii, 1877, 

 p. 133. 



Prosopeas terebrale, Pilsbry, Man. Conch, ser. 2, xviii, 1906, p. 31. 



Original description : " Testa elongata, imperforata, tenui, 

 cornea, uon polita, anfractibus 10|, depresse convexis, sutura 

 impressa junctis, confertiin striatis ; ultimo tertiain longitudinis 

 vix aequante, epidermide scabra; perist. acuto, margine columel- 

 lari brevissime reflexo, leviter torto. 



"Long, testae '95 [ = 24 mm.]; lat. max. *17 [=4*5 mm.], alt. 

 aperture '22 unc." [=575 mm.]. (Theobald.) 



Hab. Burma : Shan States (Fedden). 



328. Prosopeas walkeri, Benson. 



Spiraxis walkeri, Benson, A. M. N. H. ser. 3, xi, 1863, p. 90; 

 Pfeitfer, Mon. Helic. Viv. vi, 1868, p. 189; Hanley & Theobald, 

 Conch. Ind. 1874, pi. 79, fig. 4. 



Opeas walkeri, Theobald, J. A. S. B. xxxix, 1871, p. 395; Godwin- 

 Austen, P. Z. S. 1895, p. 443 ; Blanford, Proc. Malac. fc>oc. London, 

 v, 1903, p. 280. 



Stenogyra (Opeas) walkeri, Nevill, Hand List, i, 1878, p. 165. 



Stenogyra (Spiraxis (Euspiraxis)) walkeri, Pfeiffer & Clessin, 

 Nomencl. Helic. Viv. 188.1 , p. 323. 



Prosopeas walkeri, Pilsbry, Man. Conch, ser. 2, xviii, 1906, p. 29, 

 pi. 6, fig. 70. 



Original description : " S. testa, imperforata, cylindraceo-turrita, 

 urcuato-striatissima, sub epidermide albida, spira gracili, apice 

 obtuso, sutura profundiuscula ; anfractibus 9, convexiusculis ; 

 apertura obliqua, elliptica ; margine dextro tenui, acuto, superne 

 arcuato, columellari calloso, subito revoluto. 



" Long. 14, diam. 3 j mill." (Benson.) 



