BY R, VON LENDENFELD, PH.D. 273 



Umbrella slightly vaulted, semi-spherical 2-3 times as broad as 

 high. Exumbrella set with warts, covered with pointed eleva- 

 tions. Mouth-arms tender, l-ichly folded curtains, about as long 

 as the radius of the Umbrella. The margin of the Umbrella has 

 16 small incisions of which the 8 ocular incisions are deeper than 

 the 8 tentacular ones. 16 flaps quadrangular, truncate. There 

 are 5 very large tentacles on the ventral side of each main flap, 

 they are to 10 times as long as the diameter of the Umbrella. 



Colour : Pink. Margin of Umbrella and tentacles darker. 



Size : Breadth of Umbrella, 200 mm. Height of Umbrella, 

 100 mm. Length of tentacles neaxdy 2 metres. 



Locality : Port Jackson, Sydney. Quoy and Gaimard. 



Species. Stenoptycha Goethana. 



Haeckel, System cler Medusen. Seite, 642. 



Umbrella slightly vaulted, orbicular. Manubrium quadrangular- 

 prismatic, about as long as the diameter of the Umbrella, split 

 in the distal half into 4 oval curled mouth flaps. Gonads 4 curled. 

 slightly bent bands in the lower Gastral wall. They are not 

 suspended. Sixteen marginal flaps pentagonal and pointed. On 

 the ventral side of each of the eight main flaps five tentacles. The 

 middle one is much larger than the others and as long as the 

 diameter of the Umbrella. The others only a third as long. 



Size : Breadth of Umbrella, 40 mm. Height, 20 mm. 



Locality : South Atlantic Ocean, Coast of Argentina. Smith. 



Genus. Desmonema. 



Cyaneidae with 8 marginal bodies and numerous tentacles, which 

 are arranged in 8 adradial bundles on the Subumbrella; all 

 tentacles of each bundle are in a single row. Margin of Umbrella 

 with 8 main flaps, and 16-32 secondary flaps. 



Sppcies. Desmonema Annasethe. 



Haeckel, System cler Medusen. Seite, 526. 



Umbrella flat, cap shaped, 2-3 times as broad as high, mouth-arms 

 curtain shaped, very tender and richly folded, nearly as long as 



