NO. 1623. HISTIOPTERID FISHES OF JAPAN— JORDAN. 237 



I. HISTIOPTERUS TYPUS Schlegel. 

 MATODAI (TARGET PORGY), HIDARI MAKI (LEFT-HANDED TWIST). 



Histiopterus iypus SciiLECiEL, Fauna Japonica, Puips., 1843, p. 86, pi. xlv (Naga- 

 saki). — Steindachner and Doderlein, Fisehe Japans, II, 1883, p. 11, pi. u, 

 fig. 2 (Tokyo, Yokohama).— IsHiKAWA and Matsuura, Prel. Cat., 1897, p. 58 

 (Katsuura, Kagoshinia). — Smith and Pope, Proc. U. S. Nat. Mus., XXXI, 

 1906, p. 479 (Kochi). 



Habitat.— Southern Japan, north to Tokyo. 



Head 2i in length, depth If, B. 7, D IV, 28, A III, 10. Scales 

 60; eye 4 in head. Anterior profile of head steep and moderateh^ even, 

 the snout projecting-. Gill rakers 4 + 14, short and thick, the arch 

 rounded without distinct angle. 



Third dorsal spine highest, a little more than half length of body; 

 fourth spine a little shorter and much more slender; soft dorsal much 

 elevated but not falcate, If in l)ody. Ventral half length of body, 

 reaching middle of anal; pectoral about as long as head; second anal 

 spine lower and stronger than third, lower than longest soft rays. 

 Lower jaw with short papillae on lower side of each ramus. Color 

 dark olive, with about four faint oblique pale cross bands, about one- 

 third width of interspaces. Fins blackish, the pectoral pale with a 

 dark cross shade at its base. 



This species is rare in Japan. We have a specimen from Misaki 

 only. It reaches a length of about a foot. Our specimen agrees well 

 with the above account, which is condensed from Steindachner's de- 

 scription. 



(tvttos^ type.) 



2. EVISTIAS, new genus. 



This genus differs from Ulstiopterui^ mainly in the form of its 

 spinous dorsal. The spines, four in number, are ver}^ stout and of 

 graduated length, the fourth being little more than half the length of 

 the highest soft rays, which are very high, but not falcate. Anal 

 spines three, the second largest, the third longest. Anterior profile 

 of head ver}' irregular, the orbital region and the snout and jaws very 

 prominent. End of maxillary not covered b}" preorbital; no teeth on 

 vomer. 



(fy, well; iffTiov, sail, for dorsal tin.) 



Type of the genus. — Evistias acutirostris. 



2. EVISTIAS ACUTIROSTRIS (Schlegel). 

 TEGUDAIa (^GOBLIN-PORGY). 



Histiopterus acM/iros/n's Schlegel, Fauna Japonica, Poiss., 1843, p. 88 ( Nagasaki ) . — 

 Steindachner and Doderlein, Fisehe Japans, 1883, p. 12, pi. iii (Tokyo). — 

 Ishik.\wa and Matsuura, Prel. Cat., 1897, p. 58 (Tokyo). 



«Tegu (pronounced Tengu) in Japanese mythology is a comical semideity or 

 goblin with a very long nose. 



