8 
(Diploneis?) bioculata Grun. 
Navieula foreipata v. densestriata A. S. 
—  Reichardti Grun. 
—  foreipata v. nummularia Grev. 
Diploneis lineata Donk. 
—_ gemmata v. minor Cl. 
— — v. fossilis Pant. 
Trieeratium eampechianum (Grun. ?). 
Aulacodiseus margaritaceus Ralfs, 
_ _ v. tenera Witt, 
— Ralfs. 
— u v. Kinkeri A. S. 
Auliseus Haucki Pant. 
Coseinodiseus agapetos Rattr. 
_ spinuliger (Grun.) Rattr. 
— Hexilis Rattr. 
Auliscus pauper Rattr. 
— accedens Rattr. 
Navieula Hennedyi v. bacillifera Pant. 
Mastogloia minuta Grev. 
_ javanica Cl. 
Coceoneis grata A. 8. 
