no. 2065. TEE CRUSTACEA EVPHAUSIACEA— HANSEN. 87 



Distribution. — The distribution in the Atlantic and in parts of the 

 Pacific has been dealt with in the Harvard paper quoted. In 1913 

 Tattersall added a locality in the southeast Atlantic, west of the 

 Cape of Good Hope. 



Genus THYSANOESSA Brandt. 



This difficult genus comprises nine species and has been dealt with 

 to some extent in my preliminary account of the order (1911). The 

 American collection comprises seven species, thus all forms excepting 

 two exclusively Antarctic species. 



27. THYSANOESSA LONGIPES Brandt. 

 Plate 1, figs. 3a-3c?; plate 2, figs, la-le. 



1851. Thysanoessa longipes Brandt, Krebse, in Middendorff's Sibirische Reise, 



vol. 2, pt. 1, p. 128, pi. 6, figs. 1-14. 

 1911. Thysanoessa longipesTL. J. Hansen, Bull, l'lnst. Oc£an. Monaco, No. 210, pp. 



38 and 40. 



Occurrence. — Taken at no less than 14 places in the colder tempe- 

 rate north Pacific and Bering Sea: 



A. Localities mainly American. 



April 18, 1892. Off Cape St. Elias. About lat. 60° N.; long. 144° 

 W. 1 specimen. 



Sta. 4753. October 1, 1905. Lat. 55° 41' 30" N.j long. 131° 46' 

 12" W. 150-0 fathoms. 4 specimens. 



Sta. 4763. May 28, 1906. Lat. 53° 57' N.j long. 168° 06' W. 

 300-0 fathoms. 1 specimen. 



Sta. 3329. August 21, 1890. Lat. 53° 56' 50" N.j long. 167° 08' 

 15" W. 1 specimen. 



Sta. 3307. August 3, 1890. Lat. 53° 55' N.; long. 170° 50' W. 5 

 specimens. 



Sta. 4765. May 29, 1906. Lat. 53° 12' N.j long. 171° 37' W. 

 300-0 fathoms. 2 specimens. 



Sta. 4766. May 31, 1906. Lat. 52° 38' N.j long. 174° 49' W. 

 300-0 fathoms. 17 specimens. 



April 5, 1913. From stomach of salmon caught between Tacoma 

 and Seattle, Washington. C. H. Gilbert. J specimen. 



B. Localities mainly Asiatic. 



Sta. 4793. June 16, 1906. Near Bering Island. Lat. 54° 48' N.j 

 long. 164° 54' E. 300-0 fathoms. 1 specimen. 



Sta. 4767. June 3, 1906. Lat. 54° 12' N.j long. 179° 07' 30" E. 

 300-0 fathoms. 3 specimens. 



Sta. 4785. June 12, 1906. Lat. 53° 20' N.J long. 170° 33' E. 

 300-0 fathoms. 2 specimens. 



Sta. 4800. June 22, 1906. Lat. 49° 06' N.j long. 153° 06' E. 

 300-0 fathoms. 4 specimens. 



