230 CYCLOPHOllID.i:. 



341. Alycaeus nagaensis, Godivin- Austen. 



Ali/ccens inqrami, Tar. nagaensis, Godwin-Austeu, J. A. S. B. xl, 

 part 2, 1871, p. 92, pi. 5, figs. 2, 2 a, 2b; Theobald, Cat, Shells 

 Brit. India, 187(3, p. 40 ; Godwiu-Austen, Land & Freshw. Moll. 

 India, i, 1886, p. 195, pi. 44, figs. 3-3 c; id., op. cit. ii, 1914, 

 p. 396, pi. 143, figs. 2, 2 a, 2 b. ' 



Alycaeus ( Chamali/eaens) nagaensis, Kobelt & MolleudorfF, Nachr. 

 Dents. Malak. Ges. xxix, 1897, p. 151 ; id.. Cat. Pneum. 1899, 

 p. 47 ; Kobelt, Das Tierreich, Lief. 16, 1902, p. 359. 



Oriqinal descr'qjtion : — " Sliell depressedly globose, openly um- 

 bilieated, thick, slightly traihsluceiit, white, generally covered with 

 a thin muddy coating, finely and sharply costulated throughout. 

 Spire depressedly conoid, apex blunt, suture impressed ; whorls 4, 

 rounded, the last much swollen ; constriction close to the liase 

 of sutural tube, slightly swelling again towards the mouth, quite 

 smooth ; sutural tube very long and thin. Aperture oblique, 

 circular; peristome double, both lips close and slightly expantled. 

 Operculum black, smooth and concave in front, con\ex at back, 

 with a central boss. 



" Major diam. 0-32" [8 nnn.], minor diam. 0-27" [6-75 mm.]; 

 alt. 0-29" [7"25 mm.] ; diam. ot aperture 0*15 [3"75 mm.] ; sutural 

 tube O'lo" [3"75 mm.]." {God ivbi- Austen.) 



Hah. India : Asalu, jSTaga Hills. 



A small variety, collected by Mr. Muspratt in the Eastern 

 Naga Hills, is referred to. 



342, Alycaeus iiitidus, Blanford. 



Alycceus nitidus, Blanford, J. A. S. B. xxxi, 1862, p. 141 ; id., op. 

 cit. xxxiv, 1865, p. 99; Pfeitt'er, Mon. Pneum. Suppl. 2,1865, 

 p. 51; Blanford, J. A. S. B. xxxix, 1870, p. 24: Ilanley & 

 Theobald, Conch. Ind. 1874, pi. 94, figs. 4, 7 ; Sowerhy, in 

 Reeve, Couch. Icon, xx, 1877, Ah/cceus, pi. 3, fig. 25 ; Nevill, 

 Hand List, i, 1878, p. 293 ; Godwin-Austen, Land & Freshw. 

 Moll. India, ii, 1914, p. 421. pi. 15], figs. 4,4«. 



Ah/caeus {Chamalycaeus) nitidus, Kobelt & Mijlleudorff, Nachr. 

 Dents. Malak. Ges. xxix, 1897, p. 152; id., Cat. Pneum. 1899, 

 p. 48 ; Kobelt, Das Tierreich, Lief. 16, 1902, p. 860. 



Original description : — " Testa auguste umbilicata, depresse 

 turbinata, solidula, fulvo-cornea, nitida, polita, translucens. Spira 

 conoidea, lateribus convexis, apice obtusa, sutura impressa. Anfr. 

 4 convexi, ultimus ad peripheriam subangulato-compressus, subtus 

 plauulato-convexus, ad latus breviter tumidus, ibidem confertissime 

 costulatus. Spatium coustrictum longum, nitidum, lira retro- 

 recuuibente, parum elevata prope regionein inflatam muuitum. 

 Tubulum suturale breve. Apertura diagonalis, undata, circularis. 

 Peristoma ad basin antice, superne prope anf ractum penulti- 

 mum retro sinuatum, duplex ; intei'no contiuuo, breviter porrecto, 

 basi canaliculato ; extern o expanso, retro relicto, in processum 

 auriformem subtus producto. Operc. tenue, corneum, multi- 

 spirum. 



