PLATE II 



Fig. I. Sorosphaera socialis, sp.n. (No. 78). x 25. A large colony of many individual 

 chambers, some of which are broken. 



Figs. 2-5. Psammophax consociata, Rhumbler (No. 82). x 25. Fig. 2, an association of 

 two chambers. Figs. 3-4, of three chambers. Fig. 5, of many chambers and 

 incorporating sponge spicules. 



Fig. 6. Urnula quadrupla, Wiesntr (No. Sg). x 45. A young individual and an association 

 of four chambers, sessile on a pebble. 



Figs. 7-9. Technitella bradyi, sp.n. (No. 88). x 25. Various aspects. 



Fig. 10. Tholosina laevis, Rhumbler (No. 95). x 25. A specimen sessile on Reophax 

 pilulifer, Brady. 



Fig. II. Thurammina murata, Heron-Allen and Earland (No. 107). x 45. 



Figs. 12-14. Armorella ^p^aewa, Heron-Allen and Earland (No. 98). x 25. Specimens 

 with unusually long tubes. 



Figs. 15-18. Thurammina corrugata, sp.n. (No. 103). x 25. Illustrating the extreme 

 range of form. 



Figs. 19, 20. } Jacuklla acuta, Brady (No. no). Fig. 19, x 25. A young individual with 

 chitinous primordial chamber. Fig. 20, x 70. Another young individual 

 with two chitinous chambers. 



Fig. 21. Hyperammina tubulosa, sp.n. (No. 120). x 25. 



Fig. 22. Hospitella manumissa, Rhumbler (No. 131). x 45. A specimen with many 

 chambers sessile on a sand grain. 



Figs. 23-26. Botellina goesii, sp.n. (No. 132). x 25. Fig. 23, labyrinthine interior 

 visible in broken end view. 



Fig. 27. Reophax bicameratus, sp.n. (No. 146). x 25. 



Fig. 28. Reophax catenulatus, Cushman (No. 149). x 25. Fragment with two chambers. 



Figs. 29, 30. Reophax communis, Lacroix (No. 139). x 45. 



Fig. 31. Reophax guttifer, Brady (No. 147). x 45. 



Figs. 32-35. Reophax dentaliniformis, Bmdy (No. 1^0). x 45. Fig. 32, typical. Figs. 33, 

 35, Antarctic form. Fig. 34, intermediate variety. 



Fig. 36. Reophax pilulifer, Brady (No. 137). x 13. Microspheric form. See PI. H, 

 fig. 10 for the megalospheric form. 



Figs. 37-40. Reophax micaceus, sp.n. (No. 143). x 45. 



I* 



Fig. 41. Nodellum membranaceum (Brady) (No. 153). x 45. 



