ART., 25 



THE AMPHIPOD FAMILY BATEIDAE SHOEMAKER 



19 



more acute below than in B. catharlnensh. Side-plates 6 and 7 as in 

 B. catharlmmsis. Abdominal segment 3 with serrations of lateral 

 margin very obscure, the lower ones are very flat with very minute 

 upturned points while the upper ones are reduced to mere flattened 



Fig. 12.— Bate.\ lobata, new species. Female. — a, Head ; h, mandible ; v, maxilla 1 ; 



d, MAXILLIPED ; e, LOWEtt LIP ; / and g, GNATHOPOD 1 ; h, TELSON 



lobes. Uropods normal. Telson with outer edges furnished with a 

 row of spinules, and lobes more acute than in Batea catharinensis. 



Length. — 6 mm. 



Locality. — From end of pier at La Jolla, Southern California, 

 collected by Percy S. Barnhart of the Scripps Institution, November 

 25, 1915. 



