PLATE 108. 



Sagosph^rida. 



Sagoscena castra, n. sp., . 



Half the shell, with the enclosed central capsule and the phseodium, 

 stained by carmine. (The central nucleus dark.) 



Sagmarium spongodictyum, n. sp., . 



Half the shell, with its delicate spongy framework. 



Sagenoscena steUata,n. sp., .... 



Top and axial rod of a pyramid, prolonged into a crowned radial spine. 



Sagenoscena' ornata, n. sp., . 



A single pyramid with its axial rod, prolonged into a crowned radial 

 spine. 



Sagoscena pellorium, n. sp., 



A single pyramid of the shell-surface. 



Sagoscena tentorium, n. sp., 



A piece of the shell with eight pyramids. 



Sagoscena proetorium, n. sp., 

 Top of a pyramid. 



Sagena ternaria, n. sp., 



A single triangular mesh of the lattice sphere. 



Sagmidium crucicorne, n. sp., 



A single nodal point with three radial spines. 



Fig. 9a. A portion of a spine, more highly magnified 



Fig. 10. Sagosphcera penicilla, n. sp., 



One nodal point and its radial spina 



Fig. 11. Sagosphwra furcilla, n. sp., 

 Two nodal points of the network. 

 Fig. 1 la. Extremity of a spine. 



Fig. 12. Sagmidium quadricorne, n. sp., 



A nodal point of the shell surface, with four divergent 



Fig. 13. Sagoplegma scenophora, n. sp., 

 Tops of two pyramids. 



Fig. 14. Sagmarium plegmospharium, n. sp., 

 A nodal point of the spongy framework. 



Fig. 



. 1, 



Fig. 



2. 



Fig. 



3. 



Fig. 



4. 



Fig. 



5. 



Fig. 



6. 



Fig. 



7. 



Fig. 



8. 



Fig. 



9. 



Diam. 

 X 50 



x 50 



x 300 



x 300 



x 400 



x 400 



x 300 



x 400 



x 300 



x 300 



1608 



1612 



1610 



1610 



X 



300 



1609 



x 



100 



1608 



X 



400 



1609 



X 



400 



1606 



1613 



1607 

 1607 



1614 

 1615 

 1612 



