314 — Storer’s Synopsis of the Fishes of North America. 
Northwest Coast of America, Cuv. 
Le Blepsias trilobé, Blepsias trilobus, Cuv., Cuv. et Vat., 1v. p. 375, pl. 90. 
ck es Grirrity’s Cov., p. 145, pl. 22, fig. 2. 
<‘ w Three-lobed Blepsias, Ricu., Fauna Boreal. Americ., m1. p. 53. 
GENUS XII. GASTEROSTEUS, Cov. 
Body without scales, more or less plated on the sides ; one dorsal fin with 
free spines. Ventral fin with one strong spine, and no other rays ; bones of 
the pelvis forming a shield, pointed behind ; branchiostegous rays, three. 
1. Gasterosteus trachurus, Cuv. 
Back and sides olivaceous, sometimes passing into yellowish brown or dusky blue ; the 
throat and breast, in some individuals, bright, fiery red, belly and flanks silvery. Three dor- 
sal spines. The sides are defended throughout their whole length by a series of elongated 
bony plates, arranged vertically ; these plates are continued along the sides of the tail, there 
being in all twenty-five or twenty-six, exclusive of five small ones that cover the keel of 
the tail, and render it more prominent. 
D. 111-9. P.10. V.1. A. 1-8. C.12. Length, 2 to 3 inches. 
Greenland, Fasricivus. 
Gasterosteus aculeatus, L. 
ef U2 Bu., x1. p. 73, pl. 53, fig. 3. 
S fe Fas., Fauna Groenlandica, p. 169. 
LG fe Common Stickleback, SHaw’s Gen. Zodl., 1v. p. 604, pl. 87, fig. 3. 
is sé Three-spined Stickleback, JenyNns’s Brit. Vert., p. 348, 
L’Epinoche & queue armée, Gasterosteus trachurus, Cuv. et Vat., tv. p. 481, pl. 98, fig. 1. 
Gasterosteus, Burnstickle, Rica., Fauna Boreal. Americ., 111. p. 54. 
Gasterosteus trachurus, Rough-tailed Stickleback, YARRELL’s Brit. Fishes (2d edit.), 1. p. 90. 
2. Gasterosteus biaculeatus, MircHiL. 
Dark olive-green above, gradually intermixing with light greenish and yellowish on the 
sides. Fins tinged with yellowish. Two distant spines on the back, and a third near the 
dorsal fin. A sharp, flat tooth on the external base of each ventral spine; the European 
species having simply an enlargement there. 
D. 2,1-12. P.9. V.1-1. A.1-8. C.12. Length, 2 inches. 
Newfoundland, Cuv. New York, Mrrenruu. 
Gasterosteus biaculeatus, Two-spined Stickleback, Mircui1, Trans. Lit. and Phil. Soc. of N. Y., 1. p. 430, 
Reon it épines (Gasterosteus biaculeatus, PENN., SHaw, et MitcuiL1), Cuv. et VAL., rv. p. 503. 
Gasterosteus biaculeatus, Two-spined Burnstickle, Ricu., Fauna Boreal. Americ., 111. p. 56. 
a a Two-spined Stickleback, Dekay’s Report, p. 65, pl. 3, fig. 8. 
