242 



CEYLON PEARL OYSTER REPORT. 



LIST OF WORKS REFERRED TO. 



(1.) Brady. Eeport on the Foraminifera collected by H.M.S. " Challenger." 



(2.) Chapman. "Foraminifera obtained by H.M.S. ' Investigator ' near the Laccadive Islands." ' Proc. 



Zool. Soc.,' 1895, pt. i. 

 (3.) Millet. " Foraminifera of the Malay Archip." ' Joum. Microscop. Soc' 1889-1902. 

 (4.) Murray. " List of Forams. collected in Bay of Bengal." ' Scottish Geographical Mag.' 1889. 

 (5.) Egger ' Abhandl. k. Bayer. Akad. Wiss. Miinchen.' 1893. 

 (6.) Flint." Recent Foraminifera." ' Report U.S. Nat. Mus. for 1897.' 

 (7.) Carter. 'Ann. and Mag. Nat. Hist.' June and July, 1880. 



EXPLANATION OF THE PLATE. 



Fig. 1. Specimen of Bamulina herdmani, n. sp., showing relation of ampullae to pipes. 



2. Another specimen, showing a series of ampulla?, x 2. 



3. Specimen to show ampulla? in two planes connected by pipes, x f. 



4. An ampulla, to show surface, x 19. 



5. " Mouth " on an ampulla, showing processes, x 16. 



6. Section showing wall of an ampulla, x 22. 



7. Hauenna complanata, n. sp. x 48. 



8. Nodosaria cylindracea, n. sp. x 73. 



9. Miliolina terquemiana, Brady, x 47. 



10. The same, oral view, x 47. 



11. Sagrina raphanus, Parker and Jones, abnormal, x 58. 



1 2. Pohjtrema miniaceum, Linn., large specimen, x 8. 



13. Amphistegina lessonii, d'Orb. x 20. 



14. Heterostegina depressa, d'Orb. x 23. 



x2. 



