160 THE FOEAMINIFEEA 



EXPLANATION OF PLATE 8. 



Fig. 



A. Thura )}imii}a. 2ya]pillata, Brady. x 15. 



B, h. Hippocrcpina indivisa, Parkev (after Brady) : &, - oral aspect. 

 X 20. 



C. Hornioshia ovicula, Brady. x 8. 



D. A Hi moiUscus incertus, D'Orhigny s-p. x 25. 



E. Trocliammina lituiformis, Brady. x 14. 



F, /. Cavteyina sjnculotcsta. Carter (after Brady): F = superior 

 aspect X 50 ; / = a fragment of test x 100. 



G. Webbiiia cJavata, Parker and Jones sp. (after Goes). x 20. 



H. NodosineUa cylindrica, Brady. ; 15. 



I, z', ('. Ijivolutina Reniesiana, Chapman; I = superior surface; i- 

 inferior, granulate, surface; i" = median, vertical section of 

 test. X 15. 



J, j. Orhitolina concava, Lamarck sp.: J = superior aspect ; j = vertical 

 section through the test. Natural size. 



K, /,-. Coiuilites cegyptiensis, Chapman sp. : K = superior aspect; 

 h = vertical section through the test. x 2|. 



L. ?. Endothyra Bo7viiia7ii, Phillips (after Brady): 7 = peripheral 

 aspect. X 25. 



^I. Staclieia congesta, Bi^ady. x 25. 



N, ». Cychnnmiiia cancellata, Brady: N = lateral aspect; » = peri- 

 pheral aspect. X 9. 



O, o. Loftiisia persica, Brady and Carpenter : O = natural appearance, 

 cut to show internal structure ; o = central portion in trans- 

 verse section, showing the labyrinthic shell- wall and arrange- 

 ment of the primary chambers. x 4. 



