S MK. F. CHAPMA?f ON SOME [Jan. 15, 



An abnormal variety of this species was found in Sample 

 No. 1 (see PL I. fig. 7), in which the last two chambers have 

 been twisted; and both possess characteristic tubular apertures, 

 so that the specimen has the appearance of two forms intergrown 

 at right angles to one another. 



This species is frequent in Sample No. 1 ; rare, No. 3 ; common. 

 No. 4 ; very rare, No. 5 ; frequent, No. 6. 



6. TJiLocuLiNA EiNGEXs (Lamiuck). 



Biloculina ringens, Brady, 1884, Chall. Eep. vol. ix. p. 142, pi. ii. 

 figs. 7, 8. ■ 



This form occurs very rarely in Sample No. 6. 



7. Biloculina eingbns (Lam.), var. striolata, Brady. 

 Biloculina ringens, var. striolata, Brady, 1884, Chall. Eep. vol. ix. 



p. 143, pi. iii. figs. 7, 8. 



Previously found in the Pacific from depths of from G to 8 

 fathoms (Brady). 



Very rare in Sample No. 3 ; very rare. No. 4 ; rare, No. 6. 



8. Biloculina comata, Brady. 



Biloculina comata, Brady, 1884, Chall. Eep. vol. ix. p. 144, 

 pi. iii. fig. 9 a, h. 



This species occurs very rarely in Sample No. 6. 



Spiboloculina, d'Orbigny- 



9. Spiroloculina eobfsta, Brady. 



Spiroloculina robusta, Brady, 1884, Chall. Eep. vol. ix. p. 150. 

 pi. ix. figs. 7, 8. 



This species was described by Dr. Brady from specimens found 

 off Culebra Island, West Indies, 390 fathoms. 



Typical examples of S. rohusta were frequent in Sample No. 1 . 



10. Spiroloculina antillarum, d'Orbigny. 



Spiroloculina antillarum, Brady, 1884, Chall. Eep. vol. ix. 

 p. 155, pi. X. fig. 21 a, h. 



This species was found in Sample No. 1, rare. 



11 . Spiroloculina limbata, d'Orbigny. 



Spiroloculina limbata, Brady, 1884, Chall. Eep. vol. ix. p. 150, 

 pi. ix. figs. 15-17. 



A specimen of the ordinary typical form was found in Sample 

 No. 1. 



12. Spiroloculina grata, Terquem. 



Spiroloculina grata, Brady, 1884, Chall. Eep. vol. ix. p. 155, 

 pi X. figs. 16, 17, 22, 23. 



This species generally affects areas round coral-reefs, and is 



