11. LUCIOPEECA, 75 



6, c. Adult : stuffed. Albany Eiver. Presented by Sir J. Richardson. 

 d, e. Adult : stuiFed. Albany Eiver. Presented by the Hudson's 



Bay Company. 

 /. Large specimen : skin. Albany Eiver. 

 g, h. Half-grown and young : skins. New York. From Dr. Par- 



nell's Collection. 



3. Lucioperca sandra. 



Luciopei'ca (Schilus), Gesner, f. 176 6; Scho7iev. p. 

 p. 293 ; Ray, p. 98 ; Marsigli, Danub. iv. t. 22. 1. 2 

 Schilus sen Naeremulus, Aklrov. v. cap. 69 ; Jonsfou, iii 



43; WiUughby, 

 2. ■ 



Schilus seu Nagemulus, Aklrov. v. cap. 69 ; Jonston, iii. c.7. t. 30. f. 15. 



Perca, sp. 2, Artecli, Genera, p. 39, and Species, p. 76 (classical de- 

 scription) ; Gronor. Zoophyl. no. 299 ; Klein, Hist. Pise. v. p. 36. 

 pi. 7. f. 3. 



lucioperca, Linn. Syst. Nat. p. 1308 ; Gronov. Syst. ed. Gray, p. 1 15 ; 



Schaffer, Pise. Barer. Ratisbon. Pentas. ; Block, Fische Deutschl. 

 t. 51; Block, Schneid. p. 83; Meidinger, Pise. Austr. t. 1; Pall. 

 Zoogr. Rosso- As. iii. p. 246 ; Skate, Zool. v. p. 547. 



Centroponius sandat, Lacep. iv. pp. 248, 2.55. 



Lucioperca sandra, Cuv. Rcgnc Anim. ; Cm: ^ VaJ. ii. p. 110. pi. 15; 

 Cuv, Regne Anim. III. Poiss. pi. 7 a. f. 2 ; Nordmann in Demidoff, 

 Voy. Ri(.ss. Merid. iii. p. 362 ; Giintherin Wiegni. Arck. 1855, p. 205. 



D.13(14)|^--|. A.^^. 



Operculum with a rather obtuse and flat point behind ; crown, 

 operculum and suboperculum wdth a few scales ; more than 100 

 transverse rows of scales ; six cffica pylorica ; no large black spot on 

 the posterior part of the first dorsal fin. 



Large rivers of the European Continent. 



a. Adult. Lake of Ladoga. 



6. Adult. Switzerland. Presented by Prof. Agassiz. 



c-e. Half-grown. Sweden. 



/. Large specimen : stuffed. Europe. Mr. Yarrell's Collection. 



4. Lucioperca marina. 



Perca labrax, Pall. Zoogr. iii. p. 243 (numbers of the fius wrong). 

 Lucioperca marina, Cuv. 8f Val. ii. p. 120 ; Eickw. Zool. Spec. iii. p. 82. 



D. 14 I 23. A. 14. 



Both the dorsal fins continuous ; parts of the upper surface of the 

 head, the opercles, and cheeks scaly. Dorsal and caudal fins spotted. 

 Caspian and Black Seas. 



5. Lucioperca, canadensis. 



Lucioperca canadensis (C. H. Smith),, Griff. Aniin. Kingd. x. pi. 7. 

 p. 275. pi. 68. f. 221 ; Rickardson, Faun. Bor.-Amer., Fiskcs, p. 11. 



D. 12|i. A. 12. 



Operculum with a spine behind, and with four acute spines 



