KoroiD. — New Species of Dinoflagellates. 



PLATE 8. 



Fig. 47. Helerodinmm fenestratum, sp. nov., ventral face. X 840. 



Fig. 48. Heterodinium curvatum, sp. nov., ventral face. X 840. 



Fig. 49. Heterodinium superhum, sp. nov., ventral face. X 840. 



Fig. 50. Heterodinium ohesum, sp. nov., ventral face. X 840. 



Fig. 51. Helerodinium globosum, sp. nov., ventral face. X 840. 



