1 . GASTEBOSTEUS. 7 



The eighth spine one-third lower than the second dorsal. No 

 scales whatever on the body, (llieh.) 



Fresh waters from the Saskatchewan to the Great Bear Lake. 



This species may be identical with the former. 



1C». Gasterosteus quadracus. 



Gasterosteus quadracus, Mitch. Trans. Lit. di,- Phil. Soc. i. p. 4.30. pi. 1. 



f. 11 (bad); Cuv. i> Val. iv. p. 504; Dekai/, New York Fauna, 



pi. 6. f. 18. 



apeltes, Cuv. ^- Val. iv. p. 505; Storer, Report, p. 31. 



? mUlepunctatus, Ayres, Bost. Journ. Nat. Hist. iv. p. 294. 



pi. 12. f. 3. 



I). 3-4 1 1. A.l. 



No bony cuirass between the ventral fins ; without any scaly 

 plates, and no keel on the side of the tail. 

 Fresh waters of New York. 



11. Gasterosteus spinachia. 



Acideatus vel Pimgitius marinus longus, Schonei: p. 10. t. 4. f . 3 ; 



Wilhtghhy, p. 340 ; Ray, p. 145. 

 Gasterosteu.s no. 3, Artedi, Genera, p. 52 ; Gronov. Zoophyl. no. 407. 

 .spinachia, Linn. Syst. p. 492 ; Bloch, t. 53. f. 1 ; Bl. Schn. p. 123. 



t. 33. f. 2 ; Lacep. iii. p. 301 ; Donor. Brit. Fishes, ii. pi. 45 ; Turt. 



Brit. Faun. p. 101 ; Flem. Brit. Anim. p. 219 ; Crn: ^- Val. iv. 



p. 509; Ekstr. Fische 3Idrkd, p. 163; Fries och Ekstr. p. 21. t. 4. 



f. 3; Jen. Man. p. 351 ; Yarrell, Brit. Fishes, i. p. 101 ; Thampson, 



/. c. p. 104; Parn. I.e. p. 38. pi. 26; White, Catal. Brit. Fishes, 



p. 36. 

 Centriscus, sp., Klein, Pise. 3Iiss. iv. p. 48. no, 1. t. 4. f. 5. 

 Gasterosteus marinus, Gronor. Syst. ed. Gray, p. 168. 

 Spinachia vulgaris, Flem. Brit. Anim. p. 219. 



D. 15 I 6-7. A. 6-7. P. 10. V. 1/1. Ctec. pylor. 2. 

 Vert. 18/23. 



Back with fifteen free spines. Body laterally covered with scaly 

 plates. 



Along all the northern European coasts. 



It. Adult. Plymouth. Museum Leach. 



b. Adxdt: skin. Plymouth. From Mr. Yan-ell's Collection. 



c-h. Adult. Brighton. Presented by J. G. Children, Esq. 



/. Adidt. Brighton. Presented by Dr. A. Giinthcr. 



k: Adult. Enghsh Channel. 



/. Large female specimen. Wales. Presented by Mrs. Gray. 



m-p. Half-grown. South Wales. Presented by F. Stokes, Esq. 



q. Adult. Bei-Muck on Tweed. Presented by Dr. .Johnston. 



/•. Verj- large specimen : not good state. Polperro. Presented by 



J. Couch, Esq. 

 s IV. Adidt and half-grown s])ecimens. Frith of Forth. 

 .1' (. Adult and half-grown specimens. Europe. 



