474 



BULLETIN 54, UNITED STATES NATIONAL MUSEUM. 



JANIRA TRICORNIS (Kr^yer) 



HenopomvK trtcornis Kk0yer, Voy. en Scand., Crust., 1849, pi. xxx, figs. 2 a-Kj; 



Nat. Tidsskr. (2), II, LS46-t9, p. 372-379, 



380. 



Janira triconiis Hansen, Vid. Medd. naturh. 



Foren. i KJ0bh., 1887-88, pp. 190-191.— 



Richardson, Amer. naturalist, XXXIV, 



1900, p. 300; Proc. U. S. Nat. Mus., XXIII, 



1901, p. 555. — Stebbing, Ann. Mag. Nat. 

 Hist. (7), V, 1900, p. 14.— Ohlin, Bihang 

 till K. Sv. Vet.-Akad. Handl., XXVI, 

 Afd. IV, No. 12, 1901, pp. 30-31. 



Localltiei<. — Kangerdluarsuk; Sukker- 

 toppen; Egedesminde; latitude 65° 11' 

 north, longitude 53° 33' west. 



Depth.— h to 50 fathoms; 20 to 80 me- 

 ters (Ohlin). 



Body wide, the width equaling almost 

 half the length. 



Head armed anteriorly with three horns 

 or spines, placed in a transverse series. 



The second pair of antenme are equal 

 to the length of the body; the second 

 article of the peduncle is A^ery stout and 

 armed on the exterior margin with a large spine (scale). 



Fig. 529.- 



-Janira tricornis (After 



KR0YER). 



Fl<i. 530.— ,1 ANTRA TRlrORNlS (.\FTKR KROYERI. SH0WIN<; IIKTAII.EI) HARTS. 



