274 CHLORITIS. 



Section Trichochloritis Pils. 



C. MALAYANA v. Moellendorff. PL 51, figs. 34, 35. 



Shell rather widely umbilicated, depressed, thin, having very short 

 hairs arranged in regular, close lines; rufous-brown. Whorls 5, 

 very convex, separated by deeply impressed sutures ; spire nearly 

 flat, apex but slightly projecting; last whorl large, much inflated, 

 shortly descending in front, subacutely angular around the umbil- 

 icus. Aperture not very oblique, rounded-lunar ; the peristome thin, 

 narrowly expanded, a trifle reflexed, sinuous, roseate. 



Alt. 14, greater diam. 23, lesser 18 mill. (Moll.') 



Perak. 



Helix (Trachid) malayana v. MOLLDFF., Journ. Asiat. Soc. Beng. 

 Iv, p. 303 ; P. Z. S. 1891, p. 335, t. 30, f. 6, 6a.Planispira brevi- 

 seta CROSSE, Journ. de Conch. 1876, p. 336, not of Pfr. 



Evidently closely allied to H. breviseta Pfr. 

 C. REMORATRIX Morlet. PI. 52, figs. 47, 48, 49. 



Shell broadly and profoundly umbilicated, subdepressed above, 

 very convex below, rather thin, whitish, covered with a thin and 

 minutely punctate (hairy?) epidermis; ornamented with very del- 

 icate growth-striae and several narrow brown spiral lines at irregular 

 intervals. Spire short; whorls 5$, nearly flat, separated by a 

 channelled suture ; the last whorl carinated at the periphery, a little 

 depressed above, begirt by unequal concentric lines beneath. Aper- 

 ture ovate-subrhomboidal, the margins joined by a thin callus ; col- 

 uraellar margin short, dilated, the lip white, reflexed. (Mori.) 



Alt. 13, greater diam. 24, lesser 20 mill. 



Road from Bassac to Siempang, on the left bank of the Mekong, 

 Laos. (L. Dugast.) 



Helix (Chloritis) remoratrix MORL., in Crosse and Fischer's 

 Journ. de Conch. 1892, p. 317, t. 6, f. 3, 3a-b. (Issued in April, 

 1893.) 



Resembles in form and coloration the H. molliseta Pfr., a specie 

 belonging to the Papuan fauna. 



H. COLLETTI Beddome. PL 51, figs. 36, 37, 38. 



Shell openly umbilicate, orbiculate-depressed, rather thin ; spii 

 nearly flat ; whorls 5, the last obsoletely angulate at the periphery, 

 not descending, very prominently and coarsely striated obliquely 

 color light fawn, with a dark band at the periphery ; apertui 



