BY R. VON LENDENFELD, PH.D. 285 



Umbrella flat. In each of the 16 paramers 3 velar flaps 

 between two ocular flaps. 



Exumbrella, with 96 white radial spots. 16 large ocular and 

 16x5 smaller marginal spots. Arms broad and compressed, flat, 

 scarcely as long as the Umbrella radius, with 2-3 pair of flat and 

 short, curled main branches. Numerous small and 8-10 large 

 vesicles on each arm. 



Colour : Very variable. Exumbrella reddish — or violet — 

 brown, with white spots between the black radial stripes ; 

 margin mostly blueish or violet, arms olive green or red brown, 

 with white spots. 



Size: Diameter of Umbrella, 100-120 mm. Height, 20-30 mm. 



Locality : Red Sea. Tur., Forskal, Ehrenberg, Haeckel. India, 

 Smith. Sundasea, Sumatra, Tilesius, 



Species. Cassiopea ornata. 



Haeckel, System der Medusen. Seite, 570, Tafel, XXXVII. 



Umbrella flat. In each paramere 3 velar flaps between two 

 rudimentary ocular flaps. 



Exumbrella, with 96 radial white spots. 16 tongue-shaped 

 ocular specs and 16x5 smaller marginal spots. Arms slender, 

 cylindrical, a little longer than the Umbrella. Radius, with 3-4 

 slender, densely pinnate main branches. Numerous small vesicles. 



Size : Diameter of Umbrella, 100-120 mm. Height, 30-40 mm. 



Locality: New Guinea, Koch. Pelew Islands, Weber. Aus- 

 tralia, Godeffroy. 



Species. Cassiopea depressa. 



Haeckel, System der Medusen. Seite, 572. 



Umbrella flat. Margin in each paramer, with 7 velar and two 

 ocular flaps. Exumbrella without radial spots. Arms very flat 

 shorter than the radius of the Umbrella, with 3-4 pair of short, 

 broad and curled main branches. Very small white vesicles. 



Size: Breadth of Umbrella, 100-120 mm. Height, 15-20 mm 



Locality : Madagascar, Levasseur. Querimba Islands, Moss- 

 ambique, Peters, 



