PLATE VIII. 



Coelopleurus floridanus A. Ag. 



Fi". 1. Test of specimen measuring 2S mm., seen from the abactinal pole. 



Portion of test of the actinal surface of same, somewhat more magnified. 



Fig. 3. Portion of test of same, seen in profile, facing the median ambulacral line. 



Fig. 4. Portion of test of same, seen in profile, faring the median interamlmlacral line. 



>. Portion of test, still more enlarged, to show the pits at the base of the median ambulacral line- 

 Fig. G. A 1 'actinal system of same specimen. 



Fig. 7. Specimen 11 mm. in diameter, seen from the abactinal pole. 



Fig. 8. Apical system of same. 



Fig. 9. Portion of test of same, seen in profile, facing the median ambulacra] line. 



I i . In. Portion of test of same, seen in profile, facing the median interamlmlacral line. 



Fig. 11. Specimen 9 mm. in diameter, seen from the abactinal pole. 



Fig. 12. Apical system of same. 



Fig. 13. Portion of test of same, seen in profile, facing the median ambulacral line. 



Fig. 14. Portion of test of same, seen in profile, facing the median interambulacral line. 



Fig. 15. Small specimen 6 torn, in diameter, seen from the abactinal pole. 



Fig. 16. Portion of test of same, seen in profile, facing the median interambulacral line. 



Fig. 17. Portion of test of same, seen in profile, facing the median ambulacral line. 



Fig. 18. Apical system of same. 



