254 THE CANADIAN NATURALIST. [Aug. 



SUB-ORDER PEDIOULATI. 



T. Branchial apertures below, in or behind the inferior axillse of 



the pectoral fins. Lower jaw projecting. LoPHUDiE. 



II. Branchial apertures above in the axillas of the pectoral fins. 



Mouth subterminal or inferior, the lower jaw being received 



within the upper. Maltheid^j. 



LOPHIID^E (Raf.) Gill. 

 Genus Lophius (Linn.) Cuv. 

 LojjJiins Americanus Val. 



Lophius Americanus, Storer, Mem. Am. Ac. v, 266, pi. xviii, fig. 2. 



MALTHEID^E (Blkr.) Gill. 

 Malthein^ Gill. 

 Disk heart-shaped, produced at the snout j body robust. 

 Genus Maltlic Cuv. 

 * Malthe cubifrons Bich. 



Malthe cubifrons, Rich., Fauna Bor. Am., Fishes, 103 (pi. 96). 



SUBORDER JUGULARES. 



I. Branchial apertures very large, continuous, the membrane 

 cleft far forwards. Gadidje. 



GADID^E (Cuv.) 

 MERLUCIINiE (Sw.) Gill. 

 Dorsal fins two ; first well developed ; second, as well as anal, 

 emarginated behind middle. 



Genus Merlucius Baf. 

 Merlucius bilinearis Gill ex Mitch. Silver-hake of Grand Ha- 

 ven; Whiting of St. Johns. (Perley.) 



Merlucius albidus, Storer, Mem. Am. Ac. vi, 363, pi. 28, fig. 2. 



Gadin^ (Bon) Gill. 

 Dorsal fins three ; anal two. 



Genus Pollachius (Nilss.) 

 Mouth moderate, lower jaw longer, with barbel obsolete or 

 rudimentary. 



Pollachius carbouariusBon* Pollock; Sea-salmon. (Perley.) 

 Merlangus purpureus, Storer, Mem. Am. Ac. vi, 358, pi. 28, fig. 3. 



