fteic S^iecies of An tar die Amphi'iioda. 4.>5 



covoriii<i^ the sccoiul ami third, whicli are vcn' smullj |)erlui:)s 

 coalesced. 



Anttnme suboqual, scarc<dy reaching tlie end of the thiril 

 segment; first joint of" the upper rather lon<(er than llie 

 second, which is twice as long as the third. First joint of 

 the lO-jointed flagellmn as long as the next thn;e, setose. 

 A|)|K'ndage 0-j')inted, the first joint the longest. Flag-j^Uuin 

 of the lower antennai ]0-j(/inted. Mouth-parts normal. 



I'irst gnat/ioj>0(/s: side-plates small, rather wider than 

 deep. Wrist longer and wider than the hand. Hand simple, 

 tapering to the dactylus, the hind margin slightly concave, 

 spiunlose, with four spines at unecpial distances. 



Second gnatltopods : side-plates ovate below. Wrist longer 

 and wider than the hand, which has subparallel margins. 

 Dactylus well developed. Last three pairs of perceopods 

 subequal ; hind margins of the first joints of the third and 

 fourth pairs obscurely crenate in the lower part; these tw> 

 pairs are turned up over the baek ; the whole hind margin in 

 the fifth j)air is serrate. Tne third uropxls have the inner 

 rami lanceolate, as long as the j)edLincle, and reaching to the 

 end of the first joint of the outer. 



Tthon about as wide at the base as long, cleft about two 

 thirds of its length, dehiscent, divisions rounded. 



Orchoinene goniops'^, sp. n. 



W.Q. 21/8/03 ; two specimens, probably immature : 

 length 5 mm. 



Uudi/'neginents increasing in length backwards. First four 

 side-plates dee}>er than the segments, narrow. Third pleon- 

 scgnient with a small j)OStero-dorsal carina and hind and lower 

 n)argins straight, the former crenate, the posterior angle 

 rather less than UU°. 



y/eat/ shorter than the first segment; oculur lobe broudli/ 

 trianguUvy produced hcgond the end of the peduncle of the 

 upper ante7inie. Eye moderately large, oval, dark. 



Upper autenme.'. first joint three times as long as the next 

 two uiiiicd, naked. Flagellum lii-14:-jointed, the first joint 

 as long as the next three, sparsely setose on tiie up[)er side. 

 Ap[)endage 5-jointed, the first joint the longest, the third the 

 shortest. Lower antennte rather longer than the upper; 

 jicduncle reaching the end of the third joint of the flagellum of 

 the Uj)|jer, first joint the longest, .second the shortest. First 

 (jnuthopods : si(U'-i)lates narrowed and rounded below ; wrist 



* ywfid, !iuj;lc ; oj^, face. 



