BY R. VON LENDENFELD, PH.D. 301 



Colour : Exumbrella bluish green to brownish green, some 

 times more blue or more green, or more brown, with numerous 

 large white spots. Subumbrella light brown, with 8 blue or 

 bluish green ocular canals. Marginal flaps and Gonads rust-colour, 

 brown, blue-green, with brown spots and suctorial crisps. Terminal 

 appendage blue or green- towards the end reddish brown. 



Size ; Breadth of Umbrella, 60-80 mm. Height of Umbrella, 

 30-40 mm. 



Locality : New Guinea (Waigon and Dorey), Lesson ; 

 Louisiade- Archipelago, Huxley ; Philippines, Wendt ; China 

 Sea. H. Koch. 



Species. Mastigias ocellata. 



Haeckel, System der Medusen. Seite, 623. 



Medusa ocellata, Modeer, 1791. Nova. Acta. phys. med. n.l., 

 VIII, Apend., p. 27, nr. 11. 



Cephea ocellata, Peron et Leseur, 1809. Tableau des Meduses, 

 etc., p. 361, nr. 98. 



Cephea ocellata, Eschscholtz, 1829. System der Acalephen, p. 56. 



Cephea ocellata, L. Agassiz, 1862. Monogr. Acal. Contrib., 

 IV., p. 156. 



Hidriticus rufus, L. Agassiz, 1862. Monogr. Acal. Contrib., 

 IV., p. 158. 



Umbrella semi-spherical, with 112 marginal flaps (in each 

 Octant 12 truncate, rounded velar flaps between 2 oval projecting 

 ocular flaps.) Arms (without appendage) shorter than the radius 

 of the Umbrella. Upper arms a little longer than the shortened 

 broad under arm. Terminal appendage, club-like, three-cornered, as 

 long as the radius of the Umbrella. 



Colour : Exumbrella bright reddish, with numerous white, 

 spots surrounded by brown. Margin of Umbrella and Gonads 

 darker red. Arms reddish with small white papillae, Terminal 

 appendage transparent at the end with a blue stripe. 



