LITERATURE. 



1. Agassiz, Al (1S65): Illustrated Catalogue of the Museum of Comparative Zoology at Harvard College. North American 

 Acalephae. Cambridge. 



2. Agassiz, L. (i860— 1862): Contributions to the Natural History of the United States of America, Second Monograph, vol. 3 

 and 4. Boston. 



3. Alder, J. (1856): A Notice of Some New Genera and Species of British Hydroid Zoophytes. (Ann. and Mag. of nat. Hist. 

 Ser. 2, Vol. iS). London. 



4. - (185SI: A Catalogue of the Zoophytes of Northumberland and Durham (Trans. Tyneside Nat. Field Club, Vol. 3). 

 Newcastle-upon-Tyne. 



5- — (1S59): Descriptions of three New Species of Sertularian Zoophytes. (Ann. and Mag. of nat. Hist. Ser. 3, vol. 3). 

 London. 



6. - (1S60): Descriptions of a Zoophyte and two Species of Echinodermata New to Britain. (Ann. and Mag. of nat. Hist. 

 Ser. 3, vol. 5). London. 



7. — (1863): Supplement to a Catalogue of the Zoophytes of Northumberland and Durham (Trans. Tyneside Nat. Field 

 Club, vol. 5). Newcastle-upon-Tyne. 



5. Allman, G. J. (1864): On the Construction and Limitation of Genera among the Hydroida. (Ann. and Mag. of nat. Hist. 

 Ser. 3, vol. 13). London. 



9. — (1872): A Monograph of the Gymuoblastic or Tubularian Hydroids. London. 



10. — (1S74): Report on the Hydroida Collected during the Expedition of H. M. S. Porcupine. (Trans. Zool. Soc. London, 

 vol. 8). London. 



11. — (1S74): On the Diagnosis of New Genera and Species of Hydroids. (Nature, vol. 11). London. 



12. — (1S76): Diagnoses of New Genera and Species of Hydroids. (Journ. Linnean Soc, Zoology, vol. 12). London. 



13. — (1S77): Report on the Hydroida, Collected during the Exploration of the Gulf-Stream by L.-F. de Pourtales. (Mem. 

 Mus. Comp. Zool. Harvard College, vol. 5). Cambridge Mass. 



14. — (18S3): Report on the Hydroida Dredged by H. M. S. Challenger during the Years 1S73 — 76. Part 1, Plumularidae 

 (Rep. scient. Res. Voyage Challenger, Zoology Vol. 7). Loudon. 



15. — (1SS8): Ibidem. Part \ The Tubularime, Coryinorphinae, Campanularinae, Sertularime, and Thalamophora (Rep. scient. 

 Res. Voyage Challenger, Zoology Vol. 23). London. 



16. Babic, A'. (1910): Prilog fauni Jadranskoga mora (Rada Jugoslav, akad. znan. i uinjetn.). Zagreb. 



17. Bah-, W. M. (1887): The Genera of the Plumularidae, with Observations on Various Australian Hydroids. (Trans. Proceed. 

 R. Soc. Victoria, Vol. 23). Melbourne. 



18. Bedot, M. (1901 — 1916): Materiaux pour servir a l'Histoire des Hydroi'des. (Revue Suisse de Zool. Vol. 9, 13, 18, 20. and 

 24\ Geneve. 



19. • — (1916): Sur le genre Kirchenpaueria. (Revue Suisse de Zoo). Vol. 24). Geneve. 



20. — (1917): Le genre Nemertesia. (Mem. de la Soc. de Phys. et D'Hist. Nat. de Geneve, vol. 39). Geneve. 



21. Bekner, A, (1914): Beitrag zur Kenntnis der Hydromedusen. (Zeitschr. wiss. Zool. Bd. nil. Leipzig. 



22. Bergh, R. S. (1S87): Goplepolyper (Hydroider) fra Kara-Havet. (Dijmphna-Togtets zoologisk-botaniske Udbytte). Kjo- 

 benhavn. 



23. Billard, Arm. (1904): Contribution a l'etude des hydroi'des. (Ann. des Sci. nat. Zoologie, S e Ser., Tome 20;. Paris. 



24. — (1907): Hydroi'des. (Exped. scient. du »Travailleur et du Talisman«). Paris. 



25. — 11913): Les Hydro'ides de 1' expedition du Siboga. I Plumularidae. (Siboga-Expeditie, Monogr. Vila). Leiden. 



26. Bonncvic, K. (189S): Neue norwegische Hydroiden. (Berg. Mus. Aarbog). Bergen. 



27. — (1S99): Hydroida. (Den Norske Nordhavs-Expedition 1876 — 1878. XXV1|. Christiania. 



2S. Brock, Hj. (1903): Die von dem norwegischen Fischereidampfer Michael Sars in den Jahren 1900—1902 in dem Nord- 

 meer eingesammelten Hydroiden. (Berg. Mus. Aarbog). Bergen. 



