KOFOID : NEW SPECIES OF DINOFLAGELLATES. 207 



Skeletal elements superficial, diamond-shaped in hypotheca, 5-6 rows, with 

 primary nodal tubercles and smaller internodal beads and openings in each 

 area, with irregular mesh between pores and margins. In the epitheca there 

 are about 16 subregular meridional ridges with pores between. 



Length, 33 (i ; diameter, 20 fi. 



Anchorage at Panama, surface. 



