PLATE VII. 



Fig. 1. Seguenzia monocingulata, Seg., var. lineata, Wats. 



PAGE 



106 



a. The natural size. 



b. The base, enlarged. 



c. The shell, enlarged. 



Fig. 2. Seguenzia carinata, n. sp. 



a. The natural size. 



b. The shell, enlarged. 



Fig. 3. Seguenzia ionica, n. sp. . 



a. The natural size. 



b. The shell, enlarged. 



Fig. 4. Seguenzia trispinosa, n. sp. 



a. The natural size. 

 6. The base, enlarged. 



Fig. 5. Basilissa lampra, n. sp. . 



a. The natural size. 



b. The base, enlarged. 



Fig. 6. Basilissa simplex, n. sp. . 



a. The natural size. 



Fig. 7. Basilissa munda, n. sp. 



a. The natural size. 



Fig. 8. Basilissa alta, n. sp. 



a. The natural size. 



b. The shell, enlarged. 



c. The sculpture of the base, enlarged. 



Fig. 9. Basilissa oxytropis, n. sp. 



a. The natural size. 



b. The shell, enlarged. 



Fig. 10. Basilissa superba, n. sp. 



a. and a 1 . The natural breadth and height. 



b. The base, enlarged. 



c. The sculpture of the base. 



Fig. 11. Basilissa costulata, n. sp. 



a. The natural size. 

 6. The shell, enlarged. 



Fig. 12. 6raza dcedala, n. sp. 



a. The natural size. 



b. The shell, enlarged. 



Fig. 13. Bembyx ceola, n. sp. 

 a. The shell, natural size. 



d. Enlarged view of the outline of the lip-edge, 

 and the sculpture of the shell. 



c. The base, enlarged. 

 c. The base, enlarged, 

 c. The shell, enlarged. 

 c. The shell, enlarged. 



| b. The shell, enlarged. 

 | b. The shell, enlarged. 



108 



107 



110 



97 



98 



99 



100 



d. The sculpture of the side of the whorls, enlarged. 



e. Var. oxytoma, Wats., enlarged. 

 /. The natural size of the same. 



c. The sculpture, enlarged. 



d. The base of the shell, enlarged. 



d. The sculpture of the side. 



e. The shell, enlarged. 



c. The sculpture, enlarged. 



c. The membranaceous operculum, outer face. 



| 6. The sculpture of the upper whorls, enlarged. 



104 



101 



103 



93 



95 



