. Bulletin - United States National Museum. Science. THE SHORE FISHES OF PERU 83 Radcliffe, 1917, p. 19, Callao, Peru (not of Steindachner; description).— Nichols and Murphy, 1922, p. 504, Pisco Bay, near Isla Blanca, Peru (not of Steindachner).—Fowler, 1941a, p. 232 (not of Steindachner; references; fig. 7). Ethmidium maculatum Fowler, 1940b, p. 745, fig. 9, Peru (not of Cuvier and Valenciennes); 1941a, p. 233 (references). Head to ; depth to ; D. 18 to 20; A. 15 to 18; P. 16 to 18; scales 52 to 60; vertebrae 48 (one specimen dissected). Body rather strongly compressed, its grea
. Bulletin - United States National Museum. Science. THE SHORE FISHES OF PERU 83 Radcliffe, 1917, p. 19, Callao, Peru (not of Steindachner; description).— Nichols and Murphy, 1922, p. 504, Pisco Bay, near Isla Blanca, Peru (not of Steindachner).—Fowler, 1941a, p. 232 (not of Steindachner; references; fig. 7). Ethmidium maculatum Fowler, 1940b, p. 745, fig. 9, Peru (not of Cuvier and Valenciennes); 1941a, p. 233 (references). Head to ; depth to ; D. 18 to 20; A. 15 to 18; P. 16 to 18; scales 52 to 60; vertebrae 48 (one specimen dissected). Body rather strongly compressed, its greatest thickness generally about equal to depth over middle of anal; caudal peduncle about as deep as long, to in head; head rather compressed, somewhat convex above, its greatest thickness equal to eye and snout in large examples, somewhat less in smaller ones; snout moderately blunt, to in head; eye to , with adipose tissue somewhat developed in adults; mouth rather large, oblique; lower jaw slightly included; maxillary rather more than half width of eye, its lower margin for the. Figure 17.—Ethmidium chilcae, new species. From the type, 270 mm. long, Chiica Bay Peru ( No. 127806).' most part nearly straight, broadly rounded posteriorly, extending opposite vertical from posterior margin of eye in large examples, scarcely to this point in small ones, to in head; mandible to ; gill rakers very numerous, equal to or somewhat longer than eye, 130 on lower limb of first arch in a specimen 270 mm. long; scales rather firm and adherent, strongly denticulate, generally with 2 defi- nite vertical radii, often with 1 and sometimes 2 or 3 additional less distinct vertical radii; ventral scutes rather strong, 19 to 21 in advance of ventrals, and 16 to 18 behind them; 21 to 30 median scutes in ad- vance of dorsal; dorsal more or less over middle of body, its origin fully an eye's diameter nearer tip of snout than base of caudal, dis- ta
Size: 2471px × 1012px
Photo credit: © Book Worm / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookauthorun, bookcentury1800, bookdecade1870, booksubjectscience
