234 CEYLON PEARL OYSTER REPORT. 



Bulimina elegantissima, var. seminuda, TEBQUEM. 



This form is of rare occurrence at Stat. LVIII. has been previously recorded from 

 Ceylon (1). 







Bolivina pnnctata, D'ORB. 



This is of fairly frequent occurrence at Stats. LVI. and LXIV. It has been already 

 recorded from Indian seas (1), (2). 



Bolivina textnlarioides, REUSS. 



Of rare occurrence in the Gulf of Manaar previously recorded from Indian 

 seas (2). 



Bolivina limbata, BRADY. 



Of rare occurrence in the deposit from Trincomalee, W.N.W. of Foul Point, 

 8 fathoms previously recorded from Indian seas (2). 



FAMILY: LAGENLD/E. 

 Lagena sulcata (WALKER and JACOB). 

 Of very rare occurrence at Stat. LVI. recorded previously from Indian seas (2). 



Lagena globosa (MONTAGU). 

 Rare in deposit from Stat. LVI recorded previously from Indian seas (2). 



Lagena Isevis (MONTAGU). 



Of very rare occurrence in deposit from Stat. LXIV., and also from Welligam 

 recorded previously from Indian seas (2). 



Lagena lagenoides (WILLIAMSON). 



This is of very rare occurrence in the deposit from Stat. LXVEII. recorded 

 previously from Indian seas (2). 



Lagena castrensis, SCHWAGER. 



This form is very rare in the deposit from Stat. LVIII., and also from Welligam 

 Bay recorded previously from Indian seas (2). 



Lagena orbignyana (SEGUENZA). 

 This form is also very rare in the Gulf of Manaar. 



Lagena staphyllearia (SCHWAGER). 

 Of very rare occurrence in the Gulf of Mauaar. 



Lagena marginata, var. semimarginata, REUSS. 



< )f very rare occurrence in the Gulf of Manaar deposits. The last three species of 

 Lagena have all been previously recorded from the Indian seas (2). 





