278 THE SCYPHOMEDUS^E OF THE SOUTHERN HEMISPHERE, 



2-3 times as long as the diameter of the Umbrella. Manubrium 

 1 J- times as long as the Umbrella radius, the same length as the 

 richly folded oval mouth-arms. 



Size : Diameter of Umbrella, 30 mm. Height, 3 mm. 



Locality : New Caledonia. Levasseur. 



Floresca palladia. 



Haeckel, System der Medusen. Seite, 539. 



Umbrella slightly vaulted, 3-4 times as broad as high. Ex- 

 nmbrella with a pigment star of 1 b' rays. Marginal flaps nearly 

 cpiadratic. Tentacles as long as the diameter of the Umbrella. 

 Manubrium scarcely as long as the Umbrella. Umbrella radius 

 not quite half as long as the 4 narrow lancet-shaped mouth-arms. 



Size : Breadth of Umbrella, 40 mm. Height, 12 mm. 



Locality : New Guinea. Koch. 



Family. Ulmaridce. 



Dicomedusa? with simple central mouth, and four mouth-arms, 

 with branched, narrow, radial canals, and with a ring canal. 

 Tentacles hollow and long. 



Genus. Ulma7'is. 



Ulmaridse with 8 marginal bodies, with 8 adradial tentacles, 



which alternate with the sense organs, and with sixteen marginal 



flaps. 



Uhnaris prototypus. 



Haeckel, System der Medusen. Seite, 445. Tafel, XXXIII. 

 Figur. 1-4. 



Umbrella fiat, 2-3 times as broad as high. Manubrium square 

 in its proximal part, in its distal part split into four oval mouth- 

 arms, which are much curled and as long as the Umbrella radius. 

 Gonads 4 narrow slightly bent bands, forming nearly a closed 

 ring. Marginal flaps pointed, about as long as bx'oad. Tentacles 

 as long as the diameter of the Umbrella. 



Size : Breadth of Umbrella, 30 mm. Height, 12 mm. 



Locality : St. Helena. Levasseur. 



