1030 CLEVE, P. T., PLANKTON FROM THE RED SEA. 



Cystoflagellata. 



Ifoctiluca miliaris SuRlRAY, — 16' N. 41° E. (temp. 24,5; 

 sal. 37,41), very common. I noted this species abundantly in 

 some saraples from the Malay Archipelago. The English Chan- 

 nel and Southern North Sea. 



Silicoflagellata. 



Dictyoclia flbula Ehe. — 27° N. 34° E. — Arabian Sea, 

 South indian Ocean, South and North Atlantic. 



Dinoflagellata. 



AmpMsolenia palmata Stein. — 16° N. 41° E. — I noted 

 this species from the Arabian Sea, Indian Ocean and tropical 

 Atlantic. 



Ceratium contortum GoüRRET. — 22° N. 37° E. (temp. 

 23,65; sal. 39,5). — Arabian Sea, Indian Ocean, tropical At- 

 lantic. 



C. flagelliferura Gl. — 22° N. 37° E. {temp. 23,65; sal. 

 39,5). — Arabian Sea, Indian Ocean, tropical Atlantic. 



C. fiirca Duj. — 19° N. 39° E. — Arabian Sea, Indian 

 Ocean, whole eastern Atlantic. 



C. fusus Duj. — 16° N. 41° E. — Atlantic. 



C. lineatum Ehe. — 16°— 27° N. 41°— 34° E. — Arabian 

 Sea, Indian Ocean, Atlantic. 



C. tripos Ehe. — 13°— 19° N. 43°— 39° E. — Arabian Sea, 

 Indian Ocean, whole Atlantic. 



C. YOlans Gl. — 22° N. 37° E. (temp. 23,65; sal 39,5). — 

 Arabian Sea, Indian Ocean, tropical Atlantic. 



C. vultur Gl. — 16° N. 41° E. — Arabian Sea, Indian 

 Ocean, tropical Atlantic. 



Dinoplij'sis miles Gl. n. sp. — 13°— 27° N. 43°— 34° E. — 

 Arabian Sea, Malay Archipelago. 



