no. 1701. NORTHWEST PACIFIC I SO PODS — RICHARDSON. 



105 



head at the anterolateral angles. The surface of the body is smooth and 

 covered with long hairs. More 

 than fiften specimens of this 

 species were collected at sta- 

 tion 4784, on the way from 

 Chicagof Harbor, Attn Is- 

 land, around eastern end and 

 south of Attu Island to Pre- 

 obrajeniya Bay, Medni Is- 

 land, Komandorskii Islands 

 at East Cape, Attu Island, S. 

 18° W., 4 miles (lat. 52° 55' 

 40" K; long. 173° 26' E.), 

 at a depth of 135 fathoms. 



Type-specimen. — Cat. No. 

 39432, U.S.N.M. 



ARCTURUS BREVISPINIS, new 



species. 



This species differs from 

 Arcturus longispinus Bene- 

 dict in having all the spines 

 quite short, those of the last 

 three thoracic segments and 

 the first two abdominal seg- 

 ments being almost rudi- 

 mentary. The terminal ab- 

 dominal segment in all these 

 specimens is longer than in 

 A. longispinus. The body is 

 covered with small, pointed 

 tubercles. The first antenna? 

 extend the length of the last 

 article bej^ond the second ar- 

 ticle of the second antenna?. 

 The last article of the first 

 antenna? is about three times 

 longer than the third article. 



About nine specimens were 

 collected at station 4784, on 

 the way from Chichagof 

 Harbor, Attu Island, around FlG . 2 s.— arcturus" brevispinis. x 2.2. 



eastern end and SOUth of Male - (Drawn by Miss V. Dandridge.) 



Attu Island to Preobrajeniya Bay, Medni Island, Komandorskii 



