PARALICHTHIN^ 155 



I. ETROPUS ECTENES, [Jordan] Jordan and Goss. 



F.tropus cctenes, (Jordan) Jordan and Goss, 1889, Rep. U.S. Com. Fish., xiv, (1886), p. 277. 



Depth of body 2j to 2f in the length, length of head a little more than 4. Upper 

 profile of head a little concave ; back not much elevated. Snout shorter than eye, 

 diameter of which is 4J to 4 J in length of head ; interorbital ridge only shghtly elevated; 

 anterior margins of eye nearly level, upper entering dorsal profile of head. Snout 

 without scales. Maxillary extending to below anterior part of eye, length nearly 

 4 in that of head. Gill-rakers short, stout ; 9 on lower part of anterior arch. Scales 

 feebly ctenoid on ocular side, cycloid on blind side ; 50 to 54 in lateral line , no supple- 

 mentary scales. Dorsal 88-93. Anal 72-78. Pectoral of ocular side with 10 rays, 

 length 5 to 5j in that of fish (without caudal). Yellowish brown, with indistinct 

 darker spots and blotches ; median fins spotted with brown ; pectoral with irregular 

 cross-.bars. 



Type. — Museum of Comparative Zoology. No. 11605. 

 Distribution. — Pacific coast of South America. 

 Specimens Examined : 



Mus. C'omp. Zodl. 



2. ETROPUS MICROSTOMUS (Gill). 



Citharichihys microstomus. Gill, 1864, Proc. Acad. Nat. Sci. Philad., p. 223; Goode and Bean, 1895, 

 Ocean. Ichth., p. 446 ; Parr, 1931, Bull. Bingham Ocean. Coll., iv (i), p. 11, figs. 4-5. 



Eiropus microstomus, Jordan and Goss, 1889, Rep. U.S. Com. Fish., xiv, (1886), p. 278 ; Bean, 1902, 

 Ann. Rep. Forest Fish Game Comm. N.Y., vi, (1901), p. 474 ; Nichols and Breder, 1927, 

 Zoologica, ix, p. 182, fig. ; Hildebrand and Schrocder, 192S, Bull. U.S. Bur. Fish., xliii (l), 

 (1927), p. 173. 



.' Etropus microstomus, Jordan and Evermann, 1898, Bull. U.S. Nat. Mus., xlvii (3), p. 2687. 



Citharichihys micros, Fowler, 1911, Proc. Acad. Nat. Sci. Philad., Ixiii, p. 200, tig. 



Depth of body 2J to 2\ (to 2J) in the length, length of head 3I to 4 (to 4J). Upper 

 profile of head nearly .straight, a shallow notch m front of eye ; back not much elevated. 

 Snout shorter than eye, diameter of which is about 4 in length of head ; interorbital 

 ridge moderately elevated ; lower eye a very little in advance of upper, which is very 

 close to edge of head. Snout with ctenoid scales in front of eyes, but only partly 

 covered farther forward. Maxillary extending to below anterior part of eye, length 

 about 3i in that of head. Gill-rakers short, stout ; 5 (rarely 6 or 7) on lower part of 



