A SMALL COLLECTION OF AMPHIPODA FROM JUAN FERNANDEZ 



Fig. 2, Oniiesh'a chiliensis M.-Ed., var. gracilis, male. A. Upper Antenna. 



B. Lower Antenna. C. First Gnathopod, D. Second Gnathopod. E. Fifth 



Peraeopod (less magnified than the other figiu'es). 



Aora typica Kroyer. 



Aora typica Kroyer, 1845, Naturh. Tidsskr., ser, 2, i, p. 328, pi. iii, figs. 3 a — 1. 

 Lalaria longitarsis Nicolet, 1849, '^ Gay Hist. Chile, vol. 3, p. 243, Crustacea, 

 pi. 2, fig. 8 a — f. 



Aora typica Chilton, 1885, Ann. & Mag. Nat, Hist., ser. 5, xvi, p. 370, 

 Aora typica Stebbing, 1906, p. 587. 

 Aora typica Chilton, 1909, p. 645. 



Localities. 



Masatierra, Cumberland Bay, 20—25 m., 6. XII. 16, S. P. E. No. 53. 

 One male, form i, and two females. 



Masatierra, 30—45 m., 28. III. 17. No. 406. Among calcareous algae. 

 Two females, imperfect. 



The male specimen has the triangular process or spine on the front mar- 

 gin of the basis of the first gnathopod as described and figured by NiCOLET 

 and myself. Nicolet's specimens were from the coast of Chile and the same 

 form is found in New Zealand where it is accompanied by another form of 



