//, -The present genus, established by A. Scott, is nearly allied 



.iitlering from it ehietly in the rudimentary condition of the 2nd to 



.| t |, ., | . .jeiius LiK'1'liniil'tiin. recently established by Messrs. Nor- 



ii and Th. Sr.'tt. ought in my opinion to l>e combined with /' "</ htoftlmnti . 



the distinguishing characters recorded being apparently only of specific, not of 



ri- \;tltie. 



Pseudolaophonte spinosa (Thomps.). 



(Snppl. I'l. 47). 



i Chompson, Revised KVp.Tt <m the Cope-poda of Liverpool Hay. Trims. 



I,i\,.rpo,,l I!i,,l. BOC. V..1. VII, p. 1S. I'l. XXXIII. 

 S\n. r*<-uil"I<l"]ilit)>ifr innlm/il. A. Scott. 



< 'li,i,-<i<-ti rs. - /"' null*'. Body comparatively slender, cylindrical in 



in. :iml very lle\ih]e. all the segments being sharply marked ofl I'rom each 



nth- r and clothed at the hind edge with minute spinules. Cephalic segment rather 



lame. ei|ualling in length the :} succeeding segments combined, and. viewed dorsally, 



..val quadrangular form: rostral plate short and broad, transversely truncated 



ut the end. with a small conical prominence in the middle. Urosome shorter 



than tin- anterior division, and having the lateral parts of the segments slightly 



andni and den^-ly spinulose, each expansion terminating in a somewhat 



onger denticle; last segment smaller than the others and not expanded later- 



ally. anal npi-rcle armed in the middle with a short, thick spine. Caudal rami 



about the length of the anal segment and slightly tapering distally, each armed 



doisally somewhat in front of the middle, with an upturned spiniform projection 



onipaiiied by a delicate bristle, and at the inner distal corner with a similar 



but loi;-_'--r cuned xj,inc, outer edge carrying about in the middle 2 thin bristles, 



ta of moderate length and accompanied outside by a very short bristle. 



or antenna' almost as long as the cephalic segment, and composed of 5 



"iil\. the 1st minutely serrate along the inner edge, and produced outside 



near the base to a knob-like prominence divided at the end into a varying number 



denticles, jml JMJnt a little shorter, fusiform, and produced outside in the middle 



ML' recurved daw-like process, .'5rd joint of about the same length as the 



'Jii'l. but much narrower. Itli joint scarcely half as long, and carrying at the end the 



filament. :,th or last joint, representing the terminal part, about 



the length of the Itli. and produced at the hind corner to a spiniform projection. 



'iina- with the distal joint about the length of the proximal one, but 



much narrower and armed in the usual manner, outer raniiis comparatively small. 



Posterior maxillipeds very slender, with the propodos sub- 



