I' I [ l<: A N N A L S 



AND 



MAGAZINK OF NATLMl.VI, HISTORY. 



[SIXTH SKIilES.J 

 No. 52. APRIL 1892. 



XLI. — jVatural Ifi'titori/ Xofes from II. M. Indian .}farine 

 Survey Steamer ' Investigator,^ Commander R. F. Iloskyn^ 

 li.N., commanding. — Sf^rics IJ., No. 1. On the li^sidts of 

 Deep-sea Dredging during the Season 1890-91. By J. 

 Wood-Masox, Superintendent of tlie Indian Museum, and 

 Professor of Comparative Anatomy in the Medical College 

 of Bengal, and A. Alcock, M.B., Surgeon I. M.S., Sur- 

 geon-Naturali.st to the Survey. 



[Continued from vol. viii. p. 362.] 

 [Plates XIV. >!t XV.] 



Family Psalidopodidae, fam. nov. 



Olfactory flagellum of antennules simple. Mandible deej)ly 

 divided into molar and incisive processes and furnished with 

 a 2-jointed palp. The exopodite of the first uiaxillipede is a 

 broad and abruptly incurved falciform plate which does not 

 terminate in a flagellum, and is not expanded at the outer 

 margin into a process. The exopodites of the second and 

 third raaxillipedes are undivided, porrect, and membranous 

 flagella. The thoracic appendages from the second to the 

 eighth inclusively have the third (ischiopodite) and fourth 

 (meropodite) joints fused, and are hence all 6-jointed with 



Ann. ct' Mag. N. Hist. Ser. 6. Vol ix. 20 



