ANNOTATED LIST OF THE SPECIES 299 
width of the yellow iris, nearly equal to the interorbital space; mouth slightly 
inferior; dorsal profile slightly depressed on the head; D. 11; A. 11; scales 13—55—7; 
lateral line depressed slightly at its anterior end; fins moderate; longest dorsal rays 
4.3 in the length of the fish; pectoral fin not reaching to the ventral, nor the ven- 
trals to the anus. 
Caudal peduncle elongated, its depth 1.4 in its length; base of the anal fin 1.3 
in the base of the dorsal or interorbital space; preventral area distinctly keeled, 
postventral only perceptibly. 
Scales mostly cycloid, the exposed margins only sinuate at most; fins without 
scales. 
For Capitan Muriel of the frontier military district with headquarters at 
Contamana, who gave much assistance during a month’s work in that area. 
401. CuRIMATA BREVIPES Eigenmann and Ogle 
Curimatus brevipes Eigenmann and Ogle, 1907, Proc. U. S. Nat. Mus., XX XIII, 3, fig. 1, one, 
probably Peru, Orton collection; 
Eigenmann, 1910, Rept. Princeton Univ. Exped. Patagonia, III, +22. 
The type, probably Peruvian, unique. 
402. CURIMATA MELANIRIS Fowler 
Curimata (Steindachnerina) melaniris Fowler, 1939 (1940), Proce. Acad. Nat. Sci. Phila., XCI, 253, 
fig. 54. 
Lower Rio Ucayali, Peru 
Known from the unique type in the collections of the Philadelphia Museum, 
150 mm. long, Boca Chica, Morrow collection. 
Genus 161: CURIMATOIDES Fowler 
Curimatoides Fowler, 1939 (1940), Proc. Acad. Nat. Sei. Phila., XCI, 255. 
Type: Curimatoides ucayalensis Fowler 
Contamana, Rio Ucayali 
“Resembling Curi/mata in the scaleless caudal! fin (?), complete lateral line, and 
general appearance, and differing in the absence of an adipose fin. 
“Elongate, compressed, predorsal becoming flattened anteriorly; belly broad 
before and after the vent; edentulous, without gill-rakers, gill-filaments long; 
gill-membranes united and joined to the isthmus; scales large, and more or less 
uniform; mouth broad, obtuse.”’ 
403. CURIMATOIDES UCAYALENSIS Fowler 
Curimatoides ucayalensis Fowler, 1939 (1940), Proc. Acad. Nat. Sci. Phila., XCI, 255, fig. 55. 
Known from the 80-mm. type from Contamana, at Philadelphia. 
