Plate L 



Fig. i. Isozoantkus arboresceus 2 /, (from Mortsund). 



— 2. r /i (from Tranodybet). 



— 3, 4. danicus 2 /j on oyster shells. In fig. 3 also on the right side an Ascidiau. 

 5. bulbosus 2 / I (Romer & Schandinn). 



— 6. — 2 / 1 (from Ingolf Exp. St. 104). 



— 7. magninsulosus 1 / I (from Ingolf Exp. St. 10). 



— 8. Epizoanthus pagiiriphilus I / I (from Michael Sars Exp. 1900). 



9. Parazoanthus haddoni on sponges r /i (from N. N. W. of Bergen. Uddstrom R. M. No. 270). 



— 10. — Vi (from N. W. of Bergen. Mattsson 1880 R. M. No. 740). 



— 11. — on sponges '/i (from N. N. W. of Bergen. Uddstrom R. M. No. 270). 

 - 12. Epizoanthus norvcgicus (from Trondhjem Fjord). 



— 13. danielsseni 2 \ x (from Sophia Exp.). 



— 14. erdmauni 1 I I (from Spitzbergen Exp. St. 42). 



— 15. — danielsseni a little magnified (from Spitzb. Exp. St. 42). 



— 16. — erdmanni +/i capitulmn from the oral side. 



— 17. — erdmanni 1 / 1 (from Greenland Exp. 1899). 



— 18. Isozoanthus nmltinsjtlosns 2 /i (from Ingolf Exp. St. 51). 



— 19. Parazoanthus anguicomus 2 / t (= E. americanus var. Verrill U. S. F. C. St. 2245). 



