490 



BULLETIN OF THE BUREAU OF FISHERIES. 



Sympleustes latipes (M. Sars). 



Calliope ossiani Bate, Cat. Amphip. Brit. Mus., p. 149, pi. XXVIII, fig. 3, 1862. 

 CaUiope fingalli Bate & Westwood, British Sessile-eyed Crustacea, Vol. I p. 263 

 Parapleustes latipes Ssts, Crust. Norway, Vol. I. p. 360, 1895. 

 Sympleustes latipes Stebbing, Ann. Mag. Nat Hi-t. (7), Vol. IV. 1899. p. 209. 



Head produced into a small rostrum; eyes light colored in alcohol; first antennae over half length 

 of body, first joint of peduncle longer than second; third joint much narrower than second and 

 scarcely half as long, and not having a prominent lobe at inferior distal angle; second antenna- much 

 shorter than first and more slender, peduncle about reaching tip of peduncle of first pair and nearly 

 as long as flagellum; first gnathopods small, quite strongly setose especially on posterior margins of 

 merits and carpus; merus produced below into a rather narrowly rounded lobe, carpus larger than 

 hand, hand narrowed toward base, distal end of oblique palm furnished with a few spines, second 

 gnathopods very much larger than first; carpus short, produced posteriorly into a long narrow lobe 

 which is curved downward; hand large and stout oblong, widening distally to palm, which is trans- 



'■to 



Sympleustes latipes. Grand Manan. 



verse, somewhat concave in the middle, distal end broadly rounded and furnished with several short 

 but stout spines; per«;opods stout, the last three pairs with basal joints considerably expanded and 

 similar in form, and merus joints dilated and produced at postero-inferior angle into a triangular 

 projection which extends downward beyond middle of next joint; first three segments of abdomen 

 and. to a less extent, last segment of thorax somewhat elevated posteriorly and more or less carinate; 

 j lostero-lateral angles of second and third abdominal segments produced into a small acute tooth; 

 uropods all extending backward to about the same point; rami nearly equal to peduncle in first pair 

 and of nearly equal length. In second and third pairs inner ramus much longer than outer and 

 exc ling peduncle; telson ovate with subacute or acute tip. 



Length, IS mm. 



Grand Manan, 45 fathoms, one specimen; Greenland; Norway; British Isle;" 



Sympleustes glaber (Boeck). 

 Sympleustes glabi r Stebbing, Aim Mag. Nat. Hist. (71. Vol. IV, 1899, p. 209. 



Body mho,, ih anil evenly rounded; head with a small rostrum and very prominently projecting 

 and somewhat upturned lateral angles; eyes somewhat irregularly rounded; first antenna' about two- 

 thirds length of body, first joint of peduncle larger than next two and having a spine-like process on 

 lower side of distal margin; second antennae shorter than first, last joint of peduncle shorter than 

 preceding one: tiagellum larger than peduncle: first four coxal plates deeper than wide ami consider- 



