240 BULLETIN 100, UNITED STATES NATIONAL MUSEUM 



Bedot, M. Notes systematiques sur les Plumula rides, two parts, 1921. 

 Billard, Abmand. Note critique sur divers genres et especes d'Hydroi'des in 

 Revue Suisse de Zoologie, vol. 31, No. 2, May, 1914. 



Busk, G. An account of the Polyzoa and Sertularian Zoophytes, collected in 

 the voyage of the Rattlesnake on the coasts of Australia and Louisiade Archi- 

 pelago, etc. Voyage of the Rattlesnake, vol. 1, Appendix No. 4, 1852. 



Ellis and Solander. The Natural History of Many Curious and Uncommon 

 Zoophytes, 1786. 



Espeb, E. J. C. Die Pflanzenthiere in Abbildungen nach der Natur mit Farben 

 erleuchtet, vol. 3, 17S8. 



Fraser, C. M. Some Hydroids from Beaufort, N. C, Bulletin Bureau of Fish- 

 eries, vol. 30, 1910 (1912). 



Hargitt, Charles W. Notes on a few Coelenterates of Woods Holl, Contribu- 

 tions Zoological Laboratory of Syracuse University, 1908. 



Hydroids of the Philippine Islands, Philippine Journal of Science, 



vol. 24, No. 4, 1924. 



Inaba, Hydroids of the West Coast Kishu, 1892. 



Jaderholm, Elof. Ueber Aussereuropiiische Hydroiden des Zoologischen Mu- 

 seums der Universitat Upsala, 1896. 



Kirchenpauer, G. H. Ueber die Hydroidenfamilie Plumularidae, pt. 1, 1872, 

 and pt. 2, 1876. 



Lamouroux, J. F. V. Histoire des Polypiers Coralligenes Flexibles vulgaire- 

 m'ent nommes Zoophytes, 1816. 



Levinsen, G. M. R. Meduser, Ctenophorer og Hydroider fra Gronlands Vestkyst 

 tilligemed Bemaerkninger om Hydroidernes Systematik, 1892. 



Linnaeus, C. Systema Naturae, 10th edition. 175S. 



Marktanner-Turneretscher. Die Hydroiden des k. k. naturhistorischen Hof 

 museums, 1890. 



Mulder and Trebilcock. Geelong Naturalist, vol. 4, ser. 2, 1909. 



Nutting, C. C. Hydroids from Alaska and Puget Sound, Proceedings of the 

 U. S. National Museum, vol. 21, 1899. 



American Hydroids, pt. 1, 1900 ; pt. 2, 1904 ; and pt. 3, 1915. 



Hydroids of the Harriman Alaska Expedition, Proceedings of the 



Washington Academy of Sciences, vol. 3, pp. 157-216, 1901. 



Hydroids of the Hawaiian Islands collected by the Steamer Albatross 



in 1902, U. S. Fish Commission Bulletin for 1903, pt. 3, 1905. 



Ritchie, James. The Hydroids of the Indian Museum, No. 1, 1910. 



Sars, G. O. Vidensk. Selsk. Forhandl., Christiania, 1862. 



Stechow, E. Beitrage sur Kenntnis von Branchiocerianthus imperator 

 (Allinan), Miinchen, 1908. 



Hydroidenpolypen der japanisehen Ostkiiste, pt. 2, 1913. 



Neue Genera thecates Hydroiden und Neue Species von Thecaten 



aus Japan, Dec. 2, 1913. 



Zur Kenntnis neuer oder seltener Hydro idpolypen, 1914. 



Zur Kenntnis der Hydroidenfauna des Mittelmeeres, Amerikas und 



anderer Gebiete, pt. 1, 1919, pt. 2, 1923. 



-Neue Hydroiden der Deutschen Tiefsee Expedition nebst Bemer- 



kungen iiber einige andere Formen, 1923. 

 Thornely, Laura R. The Hydroid Zoophytes collected by Dr. Willey in the 

 Southern Seas, Willey's Zoological Results, pt. 4, Cambridge University 

 Press, 1899. 



