Jorda7i and Evermann, — Fishes of North America. 2611 



2976. RBIXHARDTIUS HIPPOGLOSSOIDES (Walbaum). 

 (Gbeenland Halibut.) 

 Head 3i in length; depth nearly 3. D. 100; A. 75; scales 160; orbit 8 

 in head; snout al)oat 3^, more than twice as long as orbit; eyes even in 

 front; interorbital space flat, scaly, wider than the orbit; lower jaw 

 prominent; length of maxillary 2^ in head ; teeth conical, pointed; upper 

 jaw with 2 series, convergent posteriorly, those of the outer series gradu- 

 ally smaller posteriorly; a pair of strong canine teeth anteriorly in the 

 inner series, the other teeth of this series being very small; lower jaw 

 with a series of strong, distant teeth. Gill rakers short, thick, and strongly 

 dentate. Fins naked. Longest dorsal rays \ length of head; no anal 

 spine; dorsal and anal rays all simple, the dorsal beginning over posterior 

 third of the eye. Scales very small, not ciliated. Yellowish brown. 

 Reaching a very large size. Arctic parts of the Atlantic, south to Finland 

 and the Grand Banks; not very common. (Eu.) (/;r7r6;'Aca(Jcjo?, halibut; 

 eidoi, resemblance.) 

 Pleuronectes cynoglossus, Fabricius, Fauna Groenlandica, 163, 1780, Greenland ; not of 



LiNNJEUS. 



Pleuronectes hippoglostoidet, "Walbaum, Artedi Piscium, 115, 1792; based on FABRinus. 



Pleuronectes pinguis, Fabricius, Zoologiske Bidrag., 43, 1824, Greenland. 



Htppoglossus grmnlandwus, Guntheb, Cat., iv, 404, 1862, Greenland. 



Reinhardtius hippoylossoides, GiLL, Cat. Fishes East Coast N. A., 50, 1861 ; Gill, Proc. Ac. 

 Nat. Sci. Phila. 1864, 218. 



Platygomatichthys hippoglossoides, GooDE & Bean, Bull. Essex Inst., ii, 7, 1879; Collett, 

 Norske Nord-Havs Exped., 142, 1880; Jordan & Gilbert, Synopsis, 819, 1883; Goode, 

 Nat. Hist. Aquat. Anim., 197, pi. 56, 1884; Jordan & Goss, Review Flounders and 

 Soles, 237, pi. ll, 1889; and of late American writers generally. 



Hippoglossus pinguis, Reinhabdt, Kgl. Dansk. Vidensk. Selsk., 116, 1838. 



Platysomattehthys pinguis, Bleekek, J. c, 426, 1862. 



1015. HIPPOGLOSSUS, Cuvier. 



(Halibut.) 

 Hippoglossus, Cuviee, E6gne Animal, Ed. 1, 11, 221, 1817 (hippoglossus). 



Eyes and color on the right side. Form oblong, not strongly compressed. 

 Mouth wide, oblique; teeth in the upper jaw in 2 series, those below in 1; 

 anterior teeth in upper jaw, and lateral teeth in lower, strong ; no teeth on 

 vomer or palatines; lower pharyngeal teeth in 2 rows. Dorsal fin begin- 

 ning above the eye, its middle rays elevated, the posterior rays of dorsal 

 and anal bifid ; caudal fin lunate ; ventral fins both lateral. Scales very 

 small, cycloid; lateral line with a strong curve in front. Oill rakers few, 

 short, compressed, wide set. Vertebraj 16 + 34. Largest of the flounders. 

 This genus contains but 1 species, the well-known halibut ; abundant on 

 both coasts of the North Atlantic and of the North Pacific. {Hippoglossus, 

 the ancient name of the halibut, from 'iit7to<;, horse; Y\oD66a, tongue.) 



2977. HIPPOGLOSSUS HIPPOGLOSSUS (Linnaeus). 

 (Halibut.) 

 Head 3J; depth about 3. D. 105; A. 78; scales 150 or more. Body com- 

 paratively elongate, not strongly compressed, deep mesially, thence rap- 

 idly tapering each way ; head broad ; eyes large, separated by a very broad 



