PLATE VII. 



MlLIOLINA. — HAUERINA. 



Diam. Page 



Figures 1-4. — Miliolina separans, Brady, . . x 20 175 



Figs. 1, 2 a, 3, 4. Lateral aspect ; 2 b, oral aspect. 



„ 5,6. — Miliolina macilenta, n. sp., . . x 50 167 



Figs. 5 «, 6. Lateral aspect ; 5 b, oral aspect. 



„ 7-12. — Miliolina rupertiana, Brady, . . . . 178 



Figs. 7, 9. Adult specimens, lateral aspect, . x 30 



Fig. 10. Adult specimen, oral aspect, . x 30 



Fig. 8. Young specimen, lateral aspect, . x 30 



Fig. 11. Portion of a young shell viewed by transmitted light, x 100 



Fig. 12. Surf ace of the shell, . . . x 100 



,, 13. — Miliolina boueana, d'Orbigny, sp., . x 50 173 



a, b, Lateral aspects ; c, oral aspect. 



,, 14. — Miliolina parkeri, Brady, . . . x 40 177 



a, b, Lateral aspects ; c, oral aspect. 



,, 15-22. — Hauerma ornatissi/ma, Karrer, sp., . . x 50 192 



Specimens of various forms and in different stages of 



growth. 

 1 5 b, Oral aspect of adult specimen. 



