134 BULLETIN 54, UNITED 8TATES NATIONAL MUSEUM. 



Fin. 116.— Bathynomus giganteus (After Edwards and Bouvier). a, Corneules in the exter- 

 nal layer of the cornea. &, Cutting PART OF MANDIBLE (INFERIOR EXTERNAL SIDE). C, COR- 

 NEI'LES in THE INNER LAYER OF THE CORNEA, d, BUCCAL CAVITY, e, INFERIOR SIDE OF SECOND 

 ANTENNA. /, SEVERAL ARTICLES OF THE FLAGELLUM OF THE FIRST ANTENNA, g. SEVERAL ARTICLES 

 OF THE FLACiELLUM OF THE SECOND ANTENNA, li, CORNEULES OF CIROLANA ELONGATA. J, FiRST 

 ANTENNA OF LEFT SIDE (INFERIOR FACE), j, LEFT MANDIBLE, INFERO-INTERNAL FACE OF THE 

 A.S-TEHIOR PART. /.-, I.EFT EVE. 



