182 



Memoirs of the Indian Museum. 



[Vol. VIT, 



Tt has not been possible to include in the above list Dolium dunkeri, Hanley 

 (Proc. Zool. Soc, 1859, p. 431), which does not appear to have been figured and 

 cannot be identified from the short description, nor Dolium procellarmn (Bull. Soc. 

 Malac. France, 1885, Vol. II, p. 247), the description of which is not accessible in 

 India. 



The geographical and geological distribution of these various shells, so far as 

 known, is the following : — 



a 



CD 

 Ci 



o 



Miocene. 



S-4 



o 



u 



ai 



PL, 

 P4 



ai 

 Ö 

 ai 

 o 

 o 



u 



Ö 

 u 

 <v 

 +-> 

 eS 



e 



ai 

 o 



ai 



Dolium galea (Linn.) 



,, melanostoma, Jay 

 ,. variegalum, Lam. 



,, chinense, Dillwyn 



,, olearium, Bruguière 



,, fer dix (Linn.) 



,, maculatum, Desh. 



,, losariense. Martin 



D. (Eudolium) tessellatum, Brug. 



ormarense, Vred. 



I 



Mediterranean and Atlan- 

 tic. 



Pacific. 



Australia, Japan and Ara- 

 bian Sea ; fossil in the 

 pliocene of Java, and of 

 the Mekran. 



China ; ? Malay Peninsula ; 

 fossil in the upper mio- 

 cène of Java. 



Indian Ocean, Philippines. 



Tndo-Pacific region and 

 western Atlantic. 



Arabian Sea to Moluccas, 

 fossil in the pliocene of 

 the Mekran (and of 

 Java ? = D. modjokas- 

 riense, Martin?), and in 

 the quaternary of the 

 Pulicat lake near Mad- 

 ras. 



Fossil in the pliocene of 

 Java and of the Mekran. 



Eastern Bay of Bengal to 

 Japan ; fossil in the 

 upper miocène and plio- 

 cene of Java and in the 

 pliocene of the Mekran. 



Fossil in the pliocene of 

 the Mekran ; D. costatum 

 var. martini, Boettger 

 from the upper tertiary 

 of Sumatra is perhaps 

 identical. 



