Explanation of plates. 
Plate I. 
Calyptrophora Josephine n. 
Fig. 1. OCaliele in its natural position, a. b. c. the three pairs of scales, d. the opercular 
» 2. One of the scales of the third pair. 
» 3. Part of axial covering, showing the shape and position of the scales. 
Caryophyllia? Pourtalesi DUNCAN. 
Fig. 4. Calicle of specimen from the North Atlantic. 
Leptocyathus? Stimpsoni Pourr. 
Fig. 5. Side view of globular specimen. 
» 6. The same from below. 
te 
5. 
» Specimen from the Atlantic off the Azores with constrieted calicle. 
Specimen from the same locality with expansions of the border of the caliele. 
» 
Leptocyathus? halianthus un. 
Fig. 9. Caliele from above. 
Paracyathus arcuatus un. 
Fig. 10. Coral from the side. 
» 11. Caliele from above. 
» 12. Specimen propagating by basal gemmation. 
Deltocyathus Agassizi Pourr. 
Pig. 13. West Indian specimen from below. 
Plate II. 
Deltocyathus Ågassizi Pour. 
Fig. 14. Same specimen as fig. 13 from above. 
» 15. Specimen from the East Atlantic off the coast of Portugal. 
» 16. Another variety from the same locality. 
» 17. The same from below. 
» 18 & 19. Transverse sections of Westindian specimens. 
» 20. Specimen found off Salt Island, 0,7 millim. in diameter, having four septa of the 
Sphenotrochus auritus Pour. 
Fig. 21. Caliele from above. 
2 
” 
Lateral view of coral showing the irregular costie. 
Dunceania barbadensis Pourr. 
Fig. 23. A somewhat fragmentary caliele, showing the dissepimental rings. 
» 24. Uryptohelia virginis n. 
» 25. Unknown coral, belonging to the tribe of the Stylasteridae. 
K. Sv. Vet. Ak. Handl. Bd. 14. N:o 6. 
valves. 
first order. 
