180 PROCEEDINGS OF THE NATIONAL MUSEUM. vol. xxxi. 



Eyes and color normally on the left side. Body oblong; mouth 

 large, oblique; each jaw with a single row of usually slender and sharp 

 teeth, which are more or less enlarged anteriorly; no teeth on vomer 

 or palatines. Gillrakers slender. Scales small, weakly ctenoid or 

 ciliated; lateral line simple, with a strong curve anteriorly and with 

 no accessory dorsal branch. Dorsal fin beginning ])efore the eye, its 

 anterior rays not produced; both ventrals lateral; caudal tin double 

 truncate, or double concave, its middle rays produced; no anal spine. 

 Species numerous, in temperate seas. This genus, as now restricted, 

 contains a considerable number of species, inhabiting both coasts of 

 America and the eastern coasts of Asia. 



(rrapaXXf/Xog^ parallel; iX^^'^i Hsh.) 



KEY TO SPECIES. 



a. Dorsal rays about 72; anal rays 57; scales 120 oUvaccus, 11 



aa. Dorsal rays about 80; anal rays about 60; scales 1 10 coreanicns, 12 



aaa. Dorsal rays about 69; anal rays 51 ; scales 110 percocephohis, 13 



II. PARALICHTHYS OLIVACEUS (Schlegel). 

 HIRAME.i (HALIBUT), MAKAREI (TRUE FLOUNDER), AOBAKAREI (GREEN-LEAF FLOUNDER). 



Ilippaglossiis olii'aceus Schledei,, Fauna Japonica, Poiss., 1846, p. 184, pi. xciv, 

 fig. 94 (Nagasaki). 



Fseiulorhombus olivacens Guntuer, Cat. Fish, IV, 1862, p. 429(Amoy); Shore 

 Fishes Challenger, 1880, p. 69 (Inland Sea of Japan). — Namive, Class. Cat, 

 1881, p. 110 (Tokyo).— Ot.vki, Journ. Fisheries Bureau Tokyo, 1897, p. 5, 

 pi. V, fig. 2 (Japan). 



Chxnopsetta oliracea Bleeker, Enum. Poiss. Connues du Japan, 1879, p. 21 

 (Nagasaki, Osaka, Yedo). 



Paralicltllnis olirucens Steixdachner, Reise Aurora, 1896, p. 217 (Kobe). — Jordan 

 and Snyder, Proc. U. S. Nat. Mus., 1900, p. 379 (Tokyo, Hakodate); Check- 

 List, 1901, p. 121 (Yokohama, Nagasaki). 



Chunopsetta wolffi Bleeker, Enum. Poiss. Connues du .Japan, 1879, p. 21. 

 ( Nagasaki ) . 



Ehotiibus woljfi Bleekeh, Japan, p. 421 (Nagasaki); Vifde Bijdrag Japan, pi. ii, 

 fig. 2 (D. 79; A. 61). 



Hahitat. — All coasts of Japan, north to Volcano Bay. 



Head, 3f in length to base of caudal; depth, i^^; eye, 1\ in head; 

 interorbital space, 9^; snout, 4^; maxillary, 2^; dorsal, 72; anal, 57; 

 pores of lateral line, 120. 



Lower jaw truncate, nearly vertical at the tip, and strongly pro- 

 jecting, its posterior end forming an angle at lower outline of head; 

 maxillary reaching to slightly past posterior margin of lower e3'e; 

 gape of mouth strongly arched; teeth sharp, slender and irregular in 

 size and position, usuallv covered by skin nearly to their tips, which 

 easily slips back; snout and anterior part of maxillary naked; mandi- 

 ble sometimes entirely naked, usually with a small patch of scales pos- 

 teriorly; interorbital space ilat and rather wide, covered with fine 



«/aro, broad; me, eye; Mrame becomes birame in composition, a matter of euphony. 



