414 TEANSACTIONS LIVERPOOL BIOLOGICAL SOCIETY. 



11. Garstang, W., 1894; Journal Mar. Biol. Association, 



Plymouth. Vol. III., p. 213. 



12. Gosse, P. H., 1853; ''Devonshire Coast." 



13. Green, J. E., 1857 ; Nat. Hist. Eev. Vol. IV., p. 242. 



14. Haddon, A. C, 1885; Fauna of Dublin Bay. Proc. 



Koy. Irish Acad., Ser. 2. Vol. IV., p. 523. 



15. Hseckel, E., 1879; " System der Medusen." 



16. Hincks, T., 1868; '' British Hydroid Zoophytes." 



17. M'Intosh, W. C, 1890; Notes from St. Andrews 



Laboratory. Ann. Mag. Nat. Hist. Ser. 6, Vol- 

 v., p. 296. 



18. Komanes, G. J., 1876; Journ. Linn. Soc. Zool. 



Vol. XIL, p. 524. Vol. XIIL, p. 190, pi. XV— XVI. 



19. Sars, M., 1846; Fauna Littoral. Norveg., Tom. I. 



20. Sars, 1877; Fauna Littoral. Norveg., Tom. III. 



21. Steenstrup, 1845; "Alternations of Generations," 



Kay Soc. 



22. Wright, T. S., 1858; Proc. Koy. Physical Soc, Edin. 



Vol. L, p. 447. 



