VI 106 



Carl Zimmer. 



dessen Schwanzplatte auch nur wenige (4 — 5) Seitendornen trägt, hat 10 große 

 Enddornen, an deren Stelle nur 6 bei P. parvum auftreten." (Vanhöffen, Zool. 

 Jahrb. Syst. v. 25, p. 508, 509.) 



Verbreitung: Bisher nur von Westgrönland (Karajakfjord, 100 F.) bekannt. 



63. Pseudomma calloplura H. u. T. 

 Fig. 211—213. 



1905. Pseudomma calloplura Holt u. Tattersall, Fisheries Ireland Sei. luvest. 



1902/03 IV, p. 126. 

 1903. Pseudomma affine Lo Bianco Mitt. Zool. Stat. Neapel v. 16 (nee. Ps. affine 



G. O. Sars). 



"Form sublinear, compact, carapace not much wider than the pleon, emar- 

 ginate posteriorly, evenly rounded anteriorly. Pleon with the first five segments 

 subequal, the sixth one and a half times as long in the median dorsal line, each 

 part sub-rhomboidal in shape, about one and a quarter times as broad as long, with a 

 more or less prominent angle near the outer distal corner, the margins from the 

 (antero-lateral) angle throughout the whole lateral edge on each side armed with 



Fig. 211. Vorderkörper. Fig. 212. 2. Antenne. 



Fig. 213. Telson. 



about twenty-five teeth. Antennular peduncle rather stoutly built and feebly armed, 

 male appendage well developed and densely hirsute. Antennal peduncle shorter 

 than the antennular peduncle, with the last two joints subequal, feebly armed. 

 Antennal scale about four times as long as broad, and about twice as long as the 

 antennal peduncle, extending for about one-third of its length past the antennular 

 peduncle, external margin entire, terminating in a short spine, tip of the scale 

 rather obtuse and not extending beyond the terminal spine. Mandible as usual 

 for the genus, but with the second Joint of the palp rather broader than in the 

 type species. First and second maxillae of the usual structure and form. First 

 thoracic legs rather small, with the carpus as long as the merus, propodus very 

 Short, nail distinct and much longer than the propodus, merus and the two 



