PLATE 29. 



ASTROSPH^RIDA. 



Diam. Page 

 Fig. 1. Echinomma toxopneustes, n. sp., . . • x 400 259 



Fig. 2. Echinomma splicer echinus, n. sp., . . . . x 400 258 



Fig. 3. Actinomma denticulatum, n. sp., . . x 400 254 



Fig. 4 Actinomma pachy derma, n. sp., . . . x 400 254 



The half of the cortical shell is removed. 



Fig. 5. Actinomma pachy derma, n. sp., . . . . x 400 254 



Fig. 6. Actinomma capillaceum, n. sp., . . . .x300 255 



Fig. 7. Actinomma arcadophorum, n. sp., . . . x 400 255 



A part of the two outer shells is removed. 



Fig. 8. Actinomma arcadophorum, n. sp., . . . x 400 255 



Inner medullary shell. 



Fig. 9. Pityomma drymodes, n. sp., . . . . x 300 260 



A part of the two outer shells is removed. 



