368 



BULLETIN OF THE 



tide prominent ; flagellum composed of nine segments. Second pair of legs 

 large in the male ; inferior angle of carpopodite produced ; palm of propodite 

 concave, notched just above the lower angle and beset with setae. In the 

 female the carpopodite and propodite of the second pair of legs are of nearly 

 equal si?e ; lower angle of carpopodite produced as in the male. Sixth and 

 seventh pair of legs very long, — one third longer than the fifth. Basipc- 

 dites of fifth, sixth, and seventh legs serrate on their hind margin. Length 

 from front of head to end of telson, 5 mm - to 7 mm - 



^Llampopata, 10-20 fathoms, 2 £ 1 £ 



.^Juli, 60 fathoms, 1 <J 



Allorchestes longipes, sp. nov. 

 Fig. 22. 



Fig. 23. 



3 



Figs. 22-25. Allorchestes longipes: 22. Female (uat. s. 10mm.).— 23. 2d thoracic leg of male — 

 24. End of abdomen, from above. — 25. Posterior dorsal margin of 4th abdominal segment of an- 

 other individual. 



A longitudinal row of eleven spines along the middle of the back. The 

 first spine arises from the fore margin of the first thoracic segment ; the rest 

 from the hind margin of the first thoracic to the third abdominal segments. 

 The first five are short, the others long, — the eighth and ninth being the 

 longest. Eye round, protuberant. First to fourth pair of epimera long, 

 produced into a point at their lower extremities. Infero-posterior angles 



