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PROCEEDINGS OF THE NATIONAL MUSEUM 



VOL. 6S' 



throughout, very oblique, and defined by a few double-pointed spines^ 

 finger equaling palm, curved, and bearing several forward-pointing 

 teeth. Peraeopods 1 and 2, fifth and sixth joints in male provided 

 on their hind margins with a row of long plumose setae. Peraeopod. 



Fig. 3. — Batea catharinensis MUller, Woods Hole, Mass. Male. — a, Gnathopod 2 ; 



6 AND O, LEFT MANDIBLE; d, MAXILLA 1 ; 6, MAXILLA 2 ; f, MAXILLIPED ; g, GNATHOPOD 1. 



Female. — h. Head ; i, antenna 1 ; j, antenna 2 ; k, inner plate of maxilla 1 : l^ 



GNATHOPOD 1 ; 111, GNATHOPOD 2 ; M, PERAEOPOD 1 ; 0, PERAEOPOD 2 



3, distal end of second joint a little expanded in front and slightly 

 lobed behind, remaining joints as in peraeopods 1 and 2. Peraeopod 



4, second joint greatly expanded, widest through proximal portion, 

 lower half of front margin provided with long plumose setae, and a 



