Chap. XII.] 



SOILS AXD SUPERFICIAL ])li;POSlTS. 



193 



The following list of the species obtained from this bed is interesting, 

 when compared with that Avhich I give in a note,* of shells obtained by 

 my brother from the estuary of the Chilka : — 



Frao-ment of stag's horn. 

 Balanus sp. ? 



Murex tenuispinosa (fragment). 

 Pyrula pugilina. Born, sp, 

 Cancellaria. 

 Terebra. 



Nassa complanata ? Powis. 

 Nassa sp. ? 

 Purpura carinifera. 

 Oliva ispidula ? 

 Natica maculosa. 

 Natica sp. ? 

 Potamides fluviatlle. 

 Potamides (Terebralia) telesco- 

 pium. 



Melania spinulosa (one specimen 



only). 

 Rotella. 

 Ostrea. 3 sp. 

 Anomia achjeus. Gray. 

 Placuna ephippium. 

 Area granosa. Linn. 

 Cardita imbricata. Gmel. sp. 

 Venus squamosa. Linn. 

 V. cor. Sow. 

 Cytherea casta. Gmelin. 

 Cytherea meretrix. Linn. 

 Artemis amphidesmoides. Reeve. 

 Tapes laterlsulca. Lamk. 

 Tellina. 



Sanguinolaria diphos. 

 From the above list of species, it is evident that the water in which 

 the animals lived must have been strongly brackish, very few of the 

 above are met with in existing lagoons, except in or near the estuary, and 

 of characteristic fresh water moUusca only a single specimen (Melania 

 spinulosa) was met with, this having probably been washed down from 

 one of the feeding streams of the original estuary. The ■ small size of 



* The follo-vv-ing species were obtained by my brother, Mr. William T. Blanford, from the 



estuaiy of the Chilka Lake : — 

 Balanus sp. ? 

 Nassa vittata. Adan. 

 Nassa complanata ? Powis. 

 Potamides fluviatile. 

 Potamides ( Terebralia) telescopium. 

 Cytherea casta, var. Gmelin. 



Cytherea meretrix. Linn. 

 Cytherea sp. ? 

 Venus sj). ? 

 Placuna placenta. 

 Ostrea. sp. ? 



A 2 



