JOUENAL 



OF THE 



ASIATIC SOCIETY. 



Part II.— PHYSICAL SCIENCE. 



No. I.— 1870. 



Descriptions of new species of Diplommatinje from the Khasi 

 Hills, — by Major H. H. Godvin-Afsten, F. R. G\ S., 

 Deputy Superintendent Topographical Survey of India. 



[Received 18th January, 1868 ; read* 7th July, 1869.] 

 The following descriptions will form, as regards the genus 

 Diplommatina, a continuation of those, in Part II, Vol. XXXVII of 

 the Journal, Asiatic Society, Bengal, by W. T. Blanford, Esq., 

 of the Geological Survey. It is trusted, with the help of the plates, 

 they may be of some use to collectors, when identifying species of 

 this interesting genus. All the species here described were collect- 

 ed by myself within the last few years. 



i. Diplommatina Jatingana, n. sp. Pi. I., fig. 1. 



Shell dextral, ovate fusiform, solid, pale corneous ; specimens, when 

 young, often of a bright sienna, diaphanous ; rather finely and sharply 

 costulated on the four whorls near the apex, becoming fainter below, 

 and from the ante-penultimate to the body whorl almost smooth, or 

 with only a faint trace of ribbing ; spire conic, sides flattened, apex 



* The reading of this paper was postponed by desire of the author. 



1 



