Medusa arid Ctenophora 19n 



1905. Die craspedoten medusen der Siboga-expedition. Siboga exped. mongr., 10, 84 pp., 



14 pis. 



1906. Die Arktischen medusen Fauna Arctica, 4, pp. 479-526. 



1909. Japanische medusen. Abh. K. Bayer, akad., suppl. 1, pt. 8, 52 pp., 3 pis. 

 Mayer, A. G. 



1910. Medusae of the world. Carnegie Inst. publ. No. 109, 3 vols., 735 pp., 76 pis 



1912. Ctenophores of the Atlantic coast of North America. Carnegie inst. publ. No. 162, 



58 pp., 17 pis. 

 Mortensen, T. 



1912. Ctenophora. Danish Ingolf exped., 6, No. 2, 95 pp., 10 pis., 1 chart. 

 Murbach, L., and Shearer, C. 



1903. On Medusae from the coast of British Columbia and Alaska. Proc. Zool. Soc., 



London. 2, pp. 164-192, pis. 17-22. 

 Murdoch, J. 



1885. Notes on surface life . . . Kept. Int. Polar Exped. to Point Barrow, Alaska. 



Pt. 4, appendix, pp. 193-200 

 Rathke, M. H. 



1835. Beschreibung der Oceania blumenbachii. Mem. Acad. St. Petersbourg, vol. 2, pp. 



321-330, 1 pi. 

 Torrey, H. B 



1904. The hydroids of the San Diego region. Univ. California, Publ. Zool. 0, pp. 1-13. 

 Vanhoffen, E. 



1906. Acraspedse. Nordiches plankton. 11, p. 40-64. 



1902. Die Acraspeden Medusen der Deutschen Tief see-Expedition. Wiess. Ergeb. Deutsch- 

 en Tiefsee-Exped., Exped. 3, pp. 1-52, pis. 1-8. 



1912. Die Craspedoten Medusen der Deutschen Sudpolar-expedition, 1901-1903. Deutsch- 

 Sudpolar-expedition, IS, Zool., 5, p. 351-395, pis. 24, 25. 



