PLATE 3 



Fig. 26. Gymnodinium amphora sp. nov. Ventral view. The peripheral layer of color is 

 shown only at the margins. Note the fatty, refractive bodies, rodlets, etc., with brownish food 

 mass near the center. X 626. 



Fig. 27. Gymnodinium incisum sp. nov. Colored by 0. Swezy. Ventral view. Note the 

 partly digested Pouchciia with ocellus nearly intact. X 1102. 



Fig. 28. Gyrodinium truncus sp. nov. Dextroventral view. Food bodies and fatty spherules 

 present. X 1102. 



Fig. 29. Cocldodinium conspirafum sp. nov. Dextroventral view. Food bodies present in 

 eytoplasni. Oehraeeous pigment near girdle. X 1102. 



Fig. 30. Gymnodinium lira sp. nov. Siaistrolateral view. Note the large grain of sand 

 and peripheral vacuoles. Surface ridges are double contoured. X 1102. 



Fig. 31. Gymnodinium agile sp. nov. Ventral view. Note presence of ehromatophores and 

 food bodies, with refractive granules, products of metabolism. The periplast is double contoured 

 and may be the initial stage of cyst formation. X 1102. 



Fig. 32. Gymnodinixim pachydermatmn sp. nov. Ventral view. Peripheral layers of color 

 shown only at the margins. Food bodies and rodlets present. X 626. 



Fig. 33. Gymnodinium costatuni sp. nov. Ventral view. Food bodies and other products 

 of metabolism present. Surface carinae shown at apices only. Nucleus posterior to distal 

 junction of girdle and sulcus. X 626. 



Fig. 34. Gymnodinium dogieli sp. nov. Ventral view. Peripheral layers of color shown 

 onlv at margins. Cytoplasm filled with products of metabolism. Nucleus in posterior part. 

 X626. 



[544] 



