1. Esox. 227 



t. 32 ; Bl. Sch.i. p. 390; Lacep. v. p. 297 ; Reisinger, Prodi: Ichth. 

 Hum), p. 47 ; Donov. Brit. Fish. v. pi. 109 ; Fletii. Brit. An. p. 184 ; 

 Jurine, Mem. Soc. Phys. et Hist. Nat. Geneve, iii. 1825, p. 231, pi. 15 ; 

 Ekstrom, Fische Md'rJco, p. 78 ; Fries <Sr Ekstr. Scand. Fisk. p. 49, 

 t. 10 ; Nilss. Prodr. p. 36 and Scand. Faun. Fisk. p. 348 ; Pall. 

 Zooffr. Boss.- As. iii. p. 336 : Parnell, Wern. Mem. vii. p. 272 ; Yarr. 

 Brit. Fish. 1st edit. i. p. 333, 2nd edit. i. p. 434, 3rd edit. i. p. 343 

 Sel>/s-Lonffch. Faiine Belf/e, p. 223 ; Cia: Sf Val. xviii. p. 279 

 Kroyer, Danm. Fisk. iii. p. 236 ; Gronov. Syst. ed. Gray, p. 146 

 Giinther, Fische des Neckars, p. 107 ; Rapp, Fische des Bodensee's, 

 p. 11 ; Heckel ^ Kner, Susswasserjische, p. 287 ; Siebold, Silssioasser- 

 fische, p. 325. 



? Trigle Forsk. Catal. Pise. Milet, in Faun. Arab. pp. xviii. & xix. 



Pike, Pennant, Brit. Zool. iii. p. 280, pi. 63, and ed. 1812, iii. p. 424, 

 pi. 74; Couch, Brit. Fish. iv. p. 150. 



Synonymy for American specimens. 



? Esox nmsquinono'y, Mit chill, Mirror, 1824, p. 207 ; Kirtland, ZooL 

 Ohio, p. 194. — Mitchill has counted seventeen anal rays; and there- 

 fore it is probable that his typical specimens belonged to this speciea, 

 and not to E. estor. 



Esox lucius, Richards. Faun. Bor.-Amcr. iii. p. 124; Cope, Pror. 

 Acad. Nat. Sc. Philad. 1865, p. 79. 



Esox boreus, Ayass. Lake Super, p. 317. 



Osteoloyy. 



Spix, Cephaloyenesis, pi. 1. f. 9, pi. 2. f. 9, pi. 5. f. 10; Bojanus, Isis, 

 1818, pi. 7. f. 6 ; Rosenthal, Ichthyot. Taf. pi. 5 ; Agassiz, Rech. 

 Poiss. Foss. V. pis. F. Sc K. 



B. 14. D. 21-23. A. 17-19. P. 15. V. 11. L. lat. 116-130. 



Vert ^^^ 



Suboperculum and lower part of operculum scaleless. The length 

 of the head is contained three times and one-third, or three times 

 and one-fourth in the total (without caudal). The width of the 

 band of vomerine teeth in its middle is more than one-half of that 

 of the palatine band, and equal to that of the maxillary. Body with 

 irregular roundish whitish spots, sometimes confluent into irregular 

 cross bands on the tail ; vertical fins with brown spots. 



Europe, Northern Asia, and northern parts of North America. 



a. Forty-five ijiches long : stuffed. England. Presented by Messrs. 



J. & C. Grove. 



b. Half-grown. England. Presented by G. F. Gray, Esq. 



c. Half-grown : stuffed. England. 



.d. Young. Thames. Presented by J. Doubleday, Esq. 

 e-7c. Half- grown and young : stuffed. Loch Maben. From 'b/) v. 



Parnell's Collection. 

 I. Young: skin. Holland. From Gronow's Collection. 

 m. Adult. Gotha River, Sweden. From Mr. Lloyd's Collection. 

 n-o. Young. Munio Eiver, Lapland. J'rom Mr. Wheelw^right's 



Collection. 

 2). Adult. Lake of St. Stephanos, Turkey. Purchased of Mr. 



Millingen. 



o 2 



