PLATE XLIX. 



Figs. 1 — 2. OsTREA [Alectryonia] caeinata, Lam.., p. 468 ; \,\a, outer- and inner-views of 



a perfect right valve, much corroded at the beak ; 2, outer-view of a left valve ; 

 %a, inner-view of the umhonal portiou of the same; Cooniim, Trichinopoly 

 group. 



Figs. 3 — 4'. Ostrea Telugensis, Stol., p. 472 ; right and left valves, and 4^, posterior-view 



of fig. 4 ; ComarapoUiam, Arrialoor group. 



Figs. 5 — G. Axinea l^vicula, Stol., p. 348; b, from Arrialoor; 6, from Pondiclierry ; 



Arrialoor group. 



Figs. 7 — 8. NuciNELLA GLABRATA, Stol., p. 347 ; side- and inner-views of a right valve, 



enlarged ; Moraviatoor, Ootatoor group. 



Fig. ... 9. Axinea altiuscula, Stol., p. 348 ; north of PoodopoUiam, in a yellowish coralline 



limestone; Arrialoor group. 



Fig. ... 10. Axinea subplanatA; Stol., p. 347 ; corrected view of fig. 30 on pi. xvii. 



