NO. 7 BARNARD: AMPELISCIDAE IN THE CARIBBEAN 



gin of the inner ramus of the third uropod and the shape and armature 

 of the telsonic lobes. 



It should be noted in Barnard's key (1954, pp. 6-7) to the species of 

 Ampelisca from the eastern Pacific, that the words "16" and "panamen- 

 sis" were interchanged inadvertently. 



Ampelisca brcvisimulata J. L. Barnard 



Ajiipelisca brevisimtdata Barnard, 1954, Allan Hancock Pacific Expeds., 

 vol. 18, no. 1, pp. 33-35, pis. 23, 24. 



Material examined.— AU-39 (3), A14-39 (1), A24-39 (1 female, 

 14 mm in length), A27-39 (5), A32-39 (1), A42-39 (6). 



Distribution. — One mi southwest of Cape la Vela, Colombia, 10-13 

 fms; 2 mi southwest of Cape la Vela, Colombia, 21-22 fms; Cubagua 

 Island, Venezuela, 2-5 fms; 3 mi north of Coche Island, Venezuela, 19- 

 33 fms; 7 mi north of Margarita Island, Venezuela, 17-22 fms. 



Ampelisca mexicana J. L. Barnard 



Ampelisca mexicana Barnard, 1954, Allan Hancock Pacific Expeds., vol. 

 18, no. 1, pp. 45-46, pis. 31, 32. 



Material examined. — A4-39 ( 1 ) . 



Distribution. — Caledonia Bay, Panama, 8-14 fms. 



Ampelisca pugctica Stimpson 



Ampelisca pugetica Stimpson, 1864, Proc. Acad. Nat. Sci., Philadelphia, 

 vol. 16, pp. 158-159; Barnard, 1954, Allan Hancock Pacific Expeds., 

 vol. 18, no. 1, pp. 49-51, pis. 35, 36 (with synonymy). 



Material examined.— MZ-Z^ (3), A18-39 (1), A42-39 (12, the 

 largest a female, 16 mm in length). 



Distribution. — One mi southwest of Cape la Vela, Colombia, 10-13 

 fms; 8 mi southwest of San Nicolaas Bay, Aruba, 23-24 fms; 7 mi north 

 of Margarita Island, Venezuela, 17-22 fms. 



