GAMMAH11).K. 1 4'J 



sally elevated posteriorly ; the fourth broadly but not deeply siuu- 

 ated. Eyes large, black, irregularly rounded. Antenna? subecpial. 

 Suj)onor pair having tlie joints of the peduncle subp(pial, the third 

 furnished interiorly with a tooth ; fii'st articulus of the Hagellum as 

 long as the three succeeding ; all the articuli of the flagellum infe- 

 riorly and disUdly produced, each being furnished with one long 

 and several short hairs and a single auditor)' cilium. Inferior 

 pair of antenna? having the peduncle as long as the peduncle of 

 the superior : flagellum having the articuU equal, not longer than 

 broad, tufted laterally and inferiorly witli short hairs. Gnatho- 

 poda subequal, having the propodos in each ovate ; palm oblique, 

 not well defined, fringed with a few tufts of hairs ; dactylos im- 

 pinging along the whole palm ; cai'pus inferiorly produced. Pereio- 

 poda subeqiuil ; dactyla slightly curved and very strong. Telson 

 lanceolate, s\ibacute. The iutegument is covered with semicir- 

 cular scales. 

 Length I an inch. 



Hah. Moray Frith (72«'. G. Gordon); Banff (J/r. Edward); Devon- 

 shii-e? {Dr. Leach) \ Tenby (dredged) {Mr. Wehsier). 



2. Calliope Ossiaiii, n. s. (Plate XXVIII. fig. 3.) B.M. 



Fe)nale. — Cephalon with a very minute rostrum. Three anterior 

 segments of the pleon dorsally elevated posteriorly and slightly 

 carinated. Antenna? subequal ; peduncle of the superior reaching 

 rather bej'ond that of the inferior. Fii't.t pair of gnathopoda 

 smaller than the second ; carpus longer than the propodos, ante- 

 riorly and posteriorly produced into a rounded fonn ; jjropodos 

 broader near the middle ; palm oblique, not defined ; dactylos half 

 the length of the propodos. Second pair of gnathopoda much 

 larger than the first ; carpus much shorter than the propodos, and 

 anteriorly and mferiorly produced to an angle ; propodos arcuate 

 above ; palm imperfectly serrated, not oblique, defined by several 

 short blunt spines, each fui'nished with a subapical cilium, inferior 

 angle rounded ; dactylos arched, fringed on the inner side with a 

 row of solitary short vertical cilia. Pereiopoda subequal. Penul- 

 timate pair of pleopoda reaching as far as the ultimate. Telson 

 obtu.sely lanceolate. 



Length i an inch. 



Hub. Banfi" {Mr. Edward). 



3. Calliope grandoculis, n. s. (Plate XXVIII. fig. 4.) B.M. 



Eyes very large, slightly reniform, occujjying more than a third of 

 the cephalon. Superior antennae having the peduncle scarcely 



