SYNOPSIS. 365 



Gen. XXXIV. Trachypterus. Body long and compressed ; 

 dorsal fin extending the whole length of the back, the anterior 

 rays elongated ; anal wanting ; caudal rising obliquely from the 

 extremity of the tail ; lateral line with a row of scales ; bran- 

 chiostegous rays six. 



Sp. 57. T. Bogmarus. Deal-fish, or Vaagmaer. Body silvery 



white ; head dark grey, and two remote rounded spots of 



the same colour on each side ; dorsal and caudal fins light 



red ; lateral line below the middle throughout the greatest 



part of its course, and covered with a series of oblong 



scales, from each of which springs a small spine directed 



forwards, — Cuv. <h Veil, x. p. 346 ; Yarr. Bnt. Fish., i. 



210. Gymnetrus arcticus, Cuv. Beg. Aoi., Flem. Mag. 



Nat. Hist., iv. p. 215, fig. 34. 



Gen. XXXV. Gymnetrus. Dorsal extending the whole 



length of the back ; anal wanting ; ventrals consisting each of a 



single ray, long and filiform, and dilated at the tip. 



Sp. 58. G.Hawkenii. Hawkens' Gymnetrus. Front and mouth 

 nearly vertical ; back and belly dusky green, sides whitish, 

 varied with darker shades ; fins crimson. Block, pt. xii. 

 pi. 423 ; Cuv. ^ Val, x. p. 372 ; Yarr. Brit. Fish., i. 221. 

 Gen. XXXVI. Cepola. Body elongated and somewhat 

 compressed, gradually tapering from the vent to the hinder ex- 

 tremity ; dorsal the whole length of the back, anal nearly the 

 whole length of the belly, and both united to the caudal ; head 

 rounded, gape oblique ; branchiostegous rays six. 



Sp. 59. C. ruhescens. Colour carmine or pale red, the upper 



parts darkest, the sides with silvery undulating transverse 



lines ; ventrals nearly white ; caudal ending in a point. — 



Linn., Cm. & Val, x. p. 388. Red Band-fish, Peim. Brit. 



Zool, iii. p. 285; Don. Brit. Fish., pi. 105; Yatr. Brit, 



Fish., i. 224. 



Fam. Ylll. MiigilidcB. Mullet Famihj. Body suh- cylindrical 



covered with large scales; two dorsals, widely separate, the fir A 



with only four spiny rays; ventrals attached a little hehind th. 



pectorals; loiver jaw with an eminence in the middle fitting into 



a corresponding hollow in the upper; teeth very minute. 



