HYDEOMEDUSAE, 747 



Mayer, A. G. 1901. "The "Variations of a Newly-arisen Species of Medusa {Pseudoclytia peniata)." 

 Sci. Bull. Mus. Brooklyn Instit. Vol. i. pp. 1 — 27, 2 Plates. (In this paper Gonionemus murhachii 

 is mentioned as a new species.) 



1900. "Some Medusae from the Tortugas, Florida." Bull. Mus. Camp. Zool. Harvard, 



Vol. XX.XVII. pp. 11—82, Pis. I — XLiv. 



McCrady, J. 1858. " Gymnophthalmata of Charleston Harbour." Proc. Elliott Soc. Vol. i. pp. 103 — 

 221, Pis. viii-xii. Charleston, U.S.A. 



MtJLLER, F. 1861. " Polypen und Quallen von Santa Catharina." Archiv Jiir Naiurgeschichte, 

 pp. 312—319, Taf. IX. 



1865. " Ueber die Randblaschen der Hydroidquallen [Aylauropsis)." Archiv filr Mihro. 



Anat. Bd I. pp. 143—147, Taf. vii. 



MuRBACH, L., and Shearer, C. 1902. "Preliminary Report on a Collection of Medusae from the 

 Coast of British Columbia and Alaska." Ann. and Hag. Nat. Hist. Ser. 7, Vol. ix. pp. 71 — 73. 

 London. 



1903. "On Medusae from the Coast of British Columbia and Alaska." Froc. 



Zool. Soc. 1903, Vol. II. pp. 164—192, Pis. xvii— xxii. London. 



OsTROU.MOPF, A. 1896. "Zwei neue Relicten-Gattungen im Azowschen Meere." Zool. Anzeiger, 

 Bd XIX. p. 30. 



1896. " Resultats scientifiques de I'expedition d'Atnianai" (Russian text). Bidl. Acad. 



Imp. Sci. St P'etersh. Ser. 5, Vol. iv. pp. 389—408, 1 Plate. 



Peach, C. W. "On New British Naked-Eyed Medusae." Journ. R. Instit. Cornwall, Vol. ii. pp. 355 — 

 360, Pis. I— II. Truro. 



Peron, F. et Lesueur, C. 1809. "Tableau des Caracteres generiques et specifiques de toutes les 

 Espfeces de Meduses." Ann. Mus. Hist. Nat. Tom. xiv. pp. 325 — 366. Paris. 



QuOY, J. R. et Gaimard, P. 1833. "Voyage de decouvertes de U Astrolabe." Zoologie, Tom. iv. Paris. 



Vanhoffen, E. 1902. " Die craspedoten Medusen der deutschen Tiefsee-Expedition, Valdivia." 

 Wissen. Ergebnisse, Bd in. pp. 53 — 86, Taf. ix — xii. 



DESCRIPTION OF THE PLATES. 



Reference Letters. 



CC. = Circular canal. St. = Stomach. 



G. = Gonads. S. = Sense organ. 



Or. =Oral lips. T. = Tentacle. 



N. = Nematocysts. U. = Umbrella. 



P. = Excretory pore. V. = Velum. 



R. = Radial canals. X. = Ex-Umbrella. 



All the figures were made from specimens in formalin. 



PLATE LIV. 



Fig. 1. Proboscidactyla varians sp. n. Oral view, x 25. (p. 728.) 

 Fig. 2. Lateral view of a tentacle of Proboscidactyla varians. 



G. II. 96 



