194 PUPILLA, ASIA. 



Aden. 



Pupa antinorii Paladilhe, Ann. Mus. Civ. Stor. Nat. Genova r 

 iii, Dec., 1872, p. 21, pi. 1, f. 11, 12. 



Compare P. signata, which must be closely allied, but in a 

 quite different faunal zone. 



18. PUPILLA SIGNATA (MOUSS.). PI. 21, figs. 1, 2, 3. 



Shell minute, rimate-perforate, inflated-cylindric, rather 

 solid ; obliquely slightly striate, nearly smooth ; pale corneous. 

 Spire nearly equally coiled, rapidly decreasing; summit ob- 

 tuse ; suture a little impressed ; whorls 7-8, rather convex, the 

 first three rapidly enlarging, the rest subequal, the last a 

 little ascending, small, rounded, towards the aperture ob- 

 liquely swollen, then a little contracted, towards the base an- 

 eriorly obtusely crested and marked with an impression. 

 Aperture rather small, vertical (6 with the axis), semicir- 

 cular, strongly contracted; in the parietal wall one entering 

 tooth, and another long one deep in the palate, corresponding 

 to the external impression. Peristome white, broadly ex- 

 panded, strongly and acutely lipped within, the margins re- 

 mote, joined by a somewhat prominent layer; the right margin 

 thin at the insertion, then subnodulose and thickened ; colu- 

 rnellar margin broadly spreading, toothless. Length 4, diam. 

 2 mm. (Mouss.). 



Turkestan, widely distributed ; Transcaspia, Northern Per- 

 sia, many localities in Armenia and Transcaucasus ; Samar- 

 kand and Iskander-kul in the Sarafshan headwaters; foot- 

 hills of the Thianshan. Bograhat and Sass-tekke (Pasrobat 

 anad Sasak-Taka), west of Yarkand. Type locality "les allu- 

 vions de 1'Araxe. " 



Pupa signata. MOUSSON, Journ. de Conch., xxi, 1873, p. 211, 

 pi. 8, f . 7 ; xxiv, 1876, p. 143, var. parvula and ci/lindrica. 

 MARTENS, Central Asiat. Moll., Mem. Acad. St.-Petersb. (7), 

 xxx, no. 11, 1882, p. 28. - - E. A. SMITH, Journ. Linn. Soc. 

 Lond., xxvii, 1899, p. 393 (Koyun Daghi, Persia). 



Pupa. (Pupilla) signata Mouss., BOETTGER, Jahrb. D. M. 

 Ges., vi, 1879, pp. 399, 401; vii, 1880, p. 137 (Caucasus; with 

 f. albina, Tiflis). Pupilla signata (Mouss.), BOETTGER, Zool. 



