254 PROCEEDINGS OF UNITED STATES NATIONAL MUSEUM. 



toral tins with narrow black trausverse bands. A dark spot on the 

 pectoral fin near its base. Anal and ventrals colorless. 

 D. IX, 20 ; A. 10 ; P. 18 ; V. I, 3 ; 1. lat. 41. 



Table of measurements. 

 [Species: Icelus hamatus Krciyer.] 



Current number of specimen. 

 Locality 



28630. 

 Davis straits. 



Millime- 

 ters. 



Extreme length to end of middle caudal rays 



Length to origin of middle caudal rays 



Body : 



Greatest height 



Greatest width 



Height at ventrals 



Least height of tail 



Length of caudal peduncle (from end of dorsal) 

 Head: 



Greatest length to end of opercular flap 



Distance from snout to nape 



Greatest width 



Width of interorbital area 



Length of snout 



Length of longest preopercnlar spine . 



Length of maxilla 



Length of upper jaw 



Length of mandible 



Distance from snout to orbit 



Diameter of orbit 



Dorsal (spinous) : 



Distance from snout 



Length of base 



Length of longest spine (3d) 



Length of first spine 



Length of second spine 



Length of last spine 



Dorsal (soft): 



Length of base 



Length of longest ray 



Length of last ray 



Anal : 



Distance from snout 



Length of base 



Length of first ray 



Length of longest ray 



Length of last ray 



Caudal : 



Length of middle rays 



Length of external rays 



Pectoral : 



Distance from snout 



Length (of longest ray.) 



Ventral : 



Distance from snout 



Length 



Branchiostegala 



Dorsal 



Anal 



Caudal 



Pectoral 



Ventral 



NumbfT of plates in lateral line 



157 

 134 



35 

 27 

 34 

 7 

 21 



50 

 39 

 28 



3 

 13 



5 

 23 

 26 

 28 

 15 

 13 



49 

 26 

 15 

 13 

 14 

 2 



48 



16 



7 



74 

 35 



7 

 15 



6 



23 

 16 



45 

 35 



39 



21 



VI 



IX-20 

 16 

 14 

 18 

 L3 

 41 



lOOthsof 

 length. 



26 

 20 



25.4 



5.3 



15.8 



37.3 



•29 



21 

 2i 

 9.7 

 3.7 



17.2 



19.4 



21 



n.2 



9.7 



36.6 

 19.4 

 11.2 



9.7 

 10.6 



li 



36 

 9 

 5.3 



55.2 

 26 



5.3 

 11.2 



4.5 



37.2 

 9 



34 

 26 



29 

 15.8 



Sebastes mariuus (L.) Lutken. 



Perca marina, LiNx£. Syst. Nat., i, 1766, p. 483. 



Perca norwegcia, Muller, Zool. Dan., p. 46. 



Seiastes nortcegicus, Cuv. & Val. , Hist. Nat. Poiss, iv, 1829, p. 327,pl. 87 ; GtJN- 



THER, Cat. Fish Brit. Mus., ii, 1860, p. 95. 

 Sehastes marinus, Collett, Den uorske Nordli.-Exped., Fiske, 1880, p. 15 jjI. 

 II, figs. 3-4. 



28635. juv. Two very small specimens were obtained in Davis Straits 

 by Mr. N. P. Scndder in the snmmer of 1879. The color in spirits is a 



