34 BULLETIN OF THE 



Somites. VII. 



Epipuds, 1 



Podobrancliife, 

 Arthrobrancliise, 

 Pleurobrancbiae, 



5+(2) 

 Five specimens give the following measurements in millimeters : — 



Station 317 332 326 326 329 



Sex $ ^ ? 9 9 



Length from tip of rostrum to tip of telson 42.0 49.0 51.0 70.0 72.0 



Length of carapax including rostrum . . 11.2 12.5 14.7 19.1 19.5 



Greatest breadth of carapax anteriorly . 7.7 9.4 11.4 15.2 15.3 



Breadth between tips of antero-lateral spines 10.3 11.8 11.0 14.0 14.8 



Length of anterior dorsal spine , . 3.5 4.5 3.5 3.7 3.6 



" antennal scale . . . .5.6 6.0 6.4 8.1 8.2 

 " sixth somite of abdomen exclud- 



5.3 5.7 6.3 8.2 8.3 



. 9.1 10.2 10.3 13.6 14.0 



W. Long. Fathoms. Specimens. 



78° 18' 35" 333 2$ 



76° 0' 50" 464 1^,2? 



75° 14' 40" 603 1 9 



74° 48' 0" 263 1^,49 



A young specimen was taken in the U. S. Fish Commission dredgings off 

 Block Island, in 1880, Station 891, N. Lat. 39° 46', W. Long. 71° lU', 500 falh. 



Pontophilus Norvegicus M. Sars. 



Crangon Korvcgicuslsl. Saks, Nyt Magazin Naturv., Cliristiaiiia, XI. p. 248, 1861. 



Goes, Ofversigt Vetenskaps-Akad. Furhandlingar, Stockhohn, 1863, p. 173 (13). 

 Pontophilus Norvegicus M. Sars, Christiania Videiiskabs-Selskabs Foiliandlinger, 

 1861, p. 183; Nyt Magazin Naturv., Christiania, XII. p. 290 (38), 1863; 

 XV. p. 242 (2), PI. I. figs. 1-25, PL II. figs. 17-37, 1868. 

 G. 0. Saks, Nyt Magazin Naturv., Christiania, XY. js. 95 (14), 1S66 ; Chris- 

 tiania Vidcnskabs-Selskabs Forhandlinger, 1871, p. 261 (18), 1872 ; Archiv. 

 Matliem. Naturvidensk., Kristiania, II. p. 340, 1877. 

 Metzgeu, Jahresber. Coinm. wissciisch. Untersuehungduutschen Jleere, 1872-73, 



Nordsee, p. 291, 1875. 

 S. I. Smith, Trans. Conn. Acad., New Haven, V. p. 61, 1879 ; Proc. National 

 Mus., Wa.slnngton, III. p. 435, 1881. 

 ?? Hippohjtc costata LEfCKAUT, Wirbelloser Thiere niit Fauna norddeutsch. ileerus, 

 p. 159, 1847. 



