XVI LIST OF ILLUSTRATIONS 



Page 

 S. Map showing the distribution of spider monlceys {Ateles), based 



chiefly on records j?iven by Elliott 27 



A NEW GENUS AND SPECIES OP BORBOBID FLIES FBOM SoUTH AME3SI0A 



By Mario Bezzi 

 1-2. Pycnopota manni, 1 wing; 2, head; prl, prelabrum 3 



A COLLECTION OF PLEISTOCENE VERTEBRATES PT.0M SOUTHWESTERN TEXAS 



By Oliver P. Hay 



1-2. Sections near base of lower molars 2 and 3 of camels. 1, Camelops 



aransas; 2, Camelops sulcatum 8 



Amphipods op the Family Batehdae in the Collection of the United 

 States National Museum 



By Clarence R. Shoemaker 



1. Batea catharinensis Miiller, Male, Woods Hole, Mass. a. Head 



and antennae ; h, upper lip and epistome ; c and d, first gnathopods 

 of different individuals; c, gnathi)pod 2, showing teeth of palm; 

 f, abdomen and appendages ; g, posterior lateral margin of abdom- 

 inal segment 3 ; h, uropod and telsou 4 



2. Batea catharincnsh Miiller, male, Woods Hole, Mass. a, Head; 



6. lower lip ; e, peraeopod 1 ; d, peraeopod 2 ; e, peraeopod 3 ; 



f, peraeopod 4; g, peraeopod 5 5 



3. Batae eatharinenfiis Miiller, Woods Hole, Mass. Male. — a, Gnathopod 



2 ; 6 and c, left mandible ; d, maxilla 1 ; e, maxilla 2 ; f, maxilliped ; 



g, gnathopod 1 . Female. — ft. Head ; /, antenna 1 ; j, antenna 2 ; 

 Jc, inner plate of maxilla 1 ; I, gnathopod 1 ; m, gnathopod 2 ; h, 

 peraeopod 1; o, peraeopod 2 6 



4. Hatea catharincmis Miiller, Chesapeake Bay. — «, Left mandible, 



female ; b, palp of left mandible, female ; c. gnathopod 1, male ; 

 d, gnathopod 1, female ; c, gnathopod 2 female. Inside mouth of 

 May River, South Carolina. — f, gnathopod 1, male; g, gnathoiwd 

 2. male; ft, peraeopod 2, male; *, peraeopod 3, male; j, peraeopod 

 4, male ; k, peraeopod 5, male ; I posterior lateral margin of abdom- 

 inal segment 3. male; m, telson, male. Mouth of Bulls Creek, near 



Cooper River, South Carolina. — n, gnathopod 1, female 7 



a. Batea rcctatigtilata Shoemaker, San Francisquito Bay, Gulf of Cali- 

 fornia. Female. — a, gnathopod 1 : h, gnathopod 2 ; c, peraeopod 1 ; 

 d, peraeopod 5 10 



6. Batea rectanguJata Shoemaker, San Francisquito Bay, Gulf of Cali- 



fornia. Female. — a, gnathopod 2, showing teeth of palm and 

 finger; h, i)eraeopod 2; c, peraeopod 3; </. iieraeopod 4 11 



7. llatea rectanguJata Shoemaker, San Francisquito Bay. Gulf of Cali- 



fornia. Female. — a, Head and first two thoracic segments; 6, 

 left mandible; e, palp of left mandible; d, right mandible; e, 

 palp of right mandible ; /, maxilla 1 ; g, maxilla 2 ; ft, maxilliped ; 

 i, lower lip 12 



