AUSTENIA. 197 



297. Austenia peguensis, Theobald ( Vitrina), J. A. S. . xxxiii, 1864, 

 p. 244 ; H. $ T. (Vitrina) C. I. 1876, pi. 65, tigs. 2, 3 ; Nevill, 

 Helicarion (Austenia), Hand-l. i, 1878, p. 16; Godwin-Austen 

 (Girasia), Mol. Ind. i, 1888, p. 227, pi. 59, tigs. 6-6 b (animal), 

 6 c, 6d (shell) ; Collinye (Girasia), Jour. Mai ix, 1902, p. 76. 



Shell rather more solid than usual, semiovate, with the apex, 

 which is very thick, projecting, polished, pale olivaceous or yel- 

 lowish ; spire flat, suture rather deeply impressed ; about 1| 

 whorls ; aperture occupying almost the whole lower surface ; 



Fig. 69. Austenia peguensis. 



margin of peristome very convex, except near apex, where it is 

 straight or slightly concave, inner portion of deeply concave 

 columellar margin thickened in some shells. 



Major diam. 16, min. 10, height tt| mm. 



Hai). Pegu. Near the town of Pegu, and also on the west of 

 the Irrawady in the Bassein district, and probably in the Arakan 

 Hills farther north ; Meetan, Tenasserim (Fed} ; also, according to 

 Collinge, the Malay Peninsula, Belimbing, State of Ligeh. 



The animal has a granulate mantle, the shell-lobes almost com- 

 pletely covering the shell when expanded. The mantle and its 

 lobes are exactly as in Austenia giycts. The posterior part of the 

 shell rests in a depression of the hinder part of the foot, though 

 this is not so distinctly V-shaped nor so deep as in Girasia hookeri. 

 Colour brown, mantle greyer and mottled, sides of the foot 

 speckled with dark grey. Length of animal (when crawling) 

 about 3 inches. Jaw and radula as in Austenia giqas. Teeth of 

 radula 32 . 3 . 18 . 1 . 18 . 3 . 32 (53 . 1 . 53). 



298. Austenia shanensis, Godwin-Austen (Girasia), Mol. Ind. ii, 1899, 

 p. 107, pi. 91, figs. 3-3 a (shell and animal). 



Shell ovate, convex above, polished, olivaceous horny ; apex 

 solid, flat, projecting less than in A. peguensis, suture impressed ; 

 whorls 14? ; aperture ovate, covering nearly the whole of the shell 



