494 BULLETIN 10 0, UNITED STATES NATIONAL MUSEUM 



4xV in total, reaches ventral, width 2% its length; ventral I14 in 

 head ; male with clasper trifid, divided to terminal third. 



Dark brown, with lighter dotlike and elongate spots, often indis- 

 tinctly vermiculate by spots fusing. This marking extends on head 

 and bases of paired fins. On side behind ventrals 3 pale broad 

 lines below lateral line and 1 above. Dorsals, anal, caudal and free 

 margins of paired fins blackish; basal parts of dorsals similar on 

 side of body ; numerous transverse series of dark dots above lateral 

 canal on side of body. Length, 935 mm. (Tanaka.) 



Japan. 



SubgenusTsYCHiCHTHYS Fowler 



CHIMAERA PURPURESCENS Gilbert 



Chimaera pnrpurescens Gilbeet, Bull. U. S. Fish Comm., vol. 23, pt. 2 (1903), 

 p. 582, fig. 231, 1905 (type locality: Kaui, Hawaiian Islands). (Chimaera 

 purpurascens Jordan and Snyder 1904, not involved.) 



Chimaera gilberti Gaeman, Mem. Mus. Comp. Zool., vol. 40, p. 90, 1911 (on 

 Gilbert). — Fowleb, Mem. Bishop Mus., vol. 10, p. 26, 1928 (compiled). 



Depth 5, body greatly compressed and very deep ; head 414, width 

 2, sides flattened. Snout 2l^ in head, elevated, deep, well compressed, 

 formed as flexible flap, width at front of eyes half its length ; eye 5, 

 front edge little before middle in head length, 2l^ in snout, greater 

 than interorbital ; mouth width 314 in head, jaws massive, very broad 

 lips finely papillose ; upper dental plate with T rods each side median 

 line; lower jaw with 2 very widely spaced dental points; interorbital 

 6, convexly elevated, constricted. 



Skin largely smooth, though lower side of pharynx fully wrinkled, 

 area extending forward to mandible. 



Dorsal spine smooth and compressed, 1% in head, but trifle short- 

 er than fin; second dorsal occupies greater upper portion of tail; 

 upper caudal lobe length 2% in base of second dorsal ; pectoral much 

 longer than head or 2>% in entire body length, greatest width i/^ 

 length ; ventral 1% in head. 



Dark drab brown, shaded darker below. Iris pale grayish. Fins 

 all slaty. 



Hawaii. 



U.S.N.M. No. 51594. Kauai, Hawaiian Islands. Bureau of Fisheries. Length, 

 845 mm. Type. 



CHIMAERA EIDOLON (Jordan and Hubbs) 



PsycJiichthys eidolon Jobdan and Hubbs, Mem. Carnegie Mus., vol. 10, p. 117, 

 pi. 5, fig. 1, 1925 (type locality: off Mishima, Izu, in Sagami Bay, Japan). 



Chimaera purpurascens (not Gilbert, 1903 [1905] ) Jordan and Snyder. Smith- 

 sonian Misc. Coll., vol. 45, p. 235, 1904 (off Mishima, Izu in Sagami Bay). — 

 Tanaka, Journ. Coll. Sci. Tokyo, vol. 20, p. 14, 1905. 



