312 REPORT OF COMMISSIONER OF FISH AND FISHERIES. 



Phryxus abdominalis Liljeborg (Kroyer). 



Bopynis aMominalis Kroyer, Nat. Tidsskr., vol. ii, pp. 102, 289, pis. i, ii, 1840; 

 Monog. Fremst. SlcBgten Hippolyte's nordiske Arter, p. 263, 1842; Voy. 

 en Scand., Crust., pi. xxix, tig. 1, 1849. 

 Phryxus Rippohjtes Ratbke, Fauna Norwegens, p. 40, pi. ii, figs. 1-10, 1843. 

 Phryxns al)do7ninalis Liljeborg, GEfvers. Kongl. Vet.-Akad. Fork., ix, p. 11, 1852. 

 Steenstruxi and Liitken, Vidensk. Meddelelser, 1861, p. 275 (9). 

 Bate and Westwood, Brit. Sessile-eyed Crust., vol. ii, p. 234, 1868. 

 Norman, Rep. Brit. Assoc, 1868, p. 288, 1869; Proc. Royal Soc, London, 



vol. XXV, p. 209, 1876. 

 Buchkolz, Zweite doutsclie Nordpolfalirt, p. 287, 1874. 

 Metzger, Nordseefalirt der Pomm., p. 286, 1875. 

 Miers, Ann. Mag. Nat. Hist., IV, vol. xx, p. 65 (15), 1877. 

 Smith in Harger, Proc. U. S. Nat. Mus., 1879, vol. ii, p. 158, 1879. 



Massachusetts Bay!, ofi' Salem, on Pandalus horealis, Hippolyte spinus, 

 and H. securifrons, 48-90 fathoms, soft mud, August 13 and 14, 1877 j 

 also, on Pandalus Montagui, 35 fathoms, mud and clay nodules, Au- 

 gust 10, 1877. Cashe's Ledge !, Gulf of Maine, on Hippolyte pusiola, 

 27 and 39 fathoms, rocky, September 5, 1874. Halifax !, Nova Scotia, 

 on Sippolyte pusiola, 18 fathoms, fine sand, September 4, 1877 j also, on 

 M. spinus. About 30 miles south of Halifax !, on Hippolyte securifronSy 

 100 fathoms, fine sand, September 0, 1877. 



Grinnell Land, in north latitude 79° 29' ; and " Discovery Bay," north 

 latitude 81° 44' (Miers). Greenland (Kroyer et al). British Islands 

 (Norman et al.). Scandinavian coast ! (Liljeborg et al.). Spitzbergen 

 (Miers). 



Dajus Mysidis Kroyer, 



Dajus Mysidis Kroyer, Voy. en Scand., Crust., pi. xxviii, fig. 1, 1849. 

 Liitken, Crustacea of Greenland, p. 150, 1875. 



? G. O. Sars, Arck. Math. Nat., B. ii, p. 354 [254], 1877 C'D. Mysidis?"). 

 Smitk in Harger, Proc. U. S. Nat. Mus., 1879, vol. ii, p. 158, 1879. 

 Bopyrus Mysidum Packard, Mem. Bost. Soc. Nat. Hist., vol. i, p. 295, pJ. viii, 



fig. 5, 1867. 

 f Leptophryxus Mysidis Buchholz, Zweite Deutsche Nordpolfahrt, p. 288, pi. ii, 

 fig. 2, 1874. 



Labrador (Packard). Greenland (Kroyer, Buchholz). ? Off west 

 coast of Norway (G. O. Sars). 



Bopyrus, species. ^ 



Bopyrus Leidy, Proc. Acad. Nat. Sci., 1879, pt. ii, p. 198, 1879. 

 ? Smith, Trans. Conn. Acad., vol. v, p. 37, 1879. 



A species of Bopyrus is mentioned by Dr. Leidy as "a parasite of 

 the shrimp, Palmnonetes vulgaris,^'' occuriug in the summer of 1879, at 

 Atlantic City, N. J. 



III.— ASELLID^. 



Antennae elongated with a multiarticulate llagellum 5 legs ambulatory 

 or prehensile, not strictly natatory ; pleon consolidated into a scutiform 

 segment, bearing terminal uropods, which may be nearly obsolete. 



This family is represented on our coast by four species belonging to 



