NO. 1 eraser: hydroids 73 



NuTTINGj C. C. 



1899. Hydroida from Alaska and Puget Sound. Proceedings of the U.S. 

 National Museum, XXI, pp. 741-753. Washington, D. C. 



1900. American Hydroids. Part I, Plumularidae. Special Bulletin, U.S. 

 National Museum, 142 pp. Washington, D. C. 



1901. The hydroids of the Woods Hole region. U.S. Fish Commission 

 Bulletin for 1899, XIX, pp. 325-386. Washington, D. C. 



1901. Letter to the Editor, American Naturalist, XXXV, p. 789. Boston. 



1901. Papers from the Harriman Alaska Expedition. XXI, The Hydroids. 

 Proceedings of the Washington Academy of Sciences, III, pp. 157- 

 216. Washington, D. C. 



1904. American hydroids. Part 11, The Sertularidae. Special Bulletin of 

 the U.S. National Museum, 152 pp. Washington, D. C. 



1905. Hydroids of the Hawaiian Islands collected by the Steamer Albatross 

 in 1902. Bulletin of the U.S. Fish Commission for 1903, pp. 931- 

 959. Washington, D. C. 



1915. American hydroids. Part III, The Campanularidae and the Bonne- 

 viellidae. Special Bulletin U.S. National Museum, 126 pp. Wash- 

 ington, D. C. 



Ritchie, J. 



1907. On collections of the Cape de Verde Islands marine fauna. The 

 Hydroids. Proceedings of the Royal Society of London, pp. 488-514. 



London. 



Sars, G. O. 



1873. Bidrag til Kundskaben om Norges Hydroider. Videnskabs-Sels- 

 kabets Forhandlinger for 1872. Christiania. 



Sars, M. 



1851. Beretning om en i Sommeren 1849 foretagen Zoologisk Reise i Lofoten 

 og Finmarken. Nyt Magazin for Naturvidenskaberne, Bd. VI. 

 Christiania. 



Stechow, E. 



1919. Zur Kenntnis der Hydroiden fauna des Mittelsmeeres, Amerikas und 

 anderer Gebiete. Zoologischen Jahrbiichern Abteilung fiir Syste- 

 matik, Geographie und Biologie der Tiere. Band XLII, Heft 1 and 

 2, 172 pp. Jena. 



1923. Zur Kenntnis der Hydroidenfauna des Mittelsmeeres, Amerikas und 

 anderer Gebiete. II Teil. Ibid., Bd. XLVII, pp. 29-270. 



TORREY, H. B. 



1902. The Hydroida of the Pacific Coast of North America. University 



of California Publications in Zoology, I, pp. 1-104. Berkeley. 

 1904. The hydroids of the San Diego region. Ibid., II, pp. 1-43. 



Trask, J. B. 



1857. On some new microscopic organisms. Proceedings of the California 

 Academy of Science, I. San Francisco. 



