KOFOID AND SWEZY: UNARMORED DINOFLAGELLATA 



165 



Fig. Z. Gymnodinium, subgenus Facliydinium subgen. uov. 1, 2. G. caiiiis sp. uov. 1. Ventral view. 2. 

 Lateral view. 3. G. gracile Bergh. 4. G. coeruleum Dogiel. After Dogiel (1906, pi. 2, fig. 47). 5. G. pttniceum 

 sp. nov. 6. G. situla sp. nov. 7. G. abhreviatum sp. nov. 8. G. wilcseki Pouchet. After Pouchet (1894, pi. 22, 

 fig. 1). 9. G. radiatum sp. nov. 10. G. costatum sp. nov 11. G. lira sp. nov. X 500. 



