FISHES OF THE PHILIPPINE AND ADJACENT SEAS 213 



HEPATUS MINDORENSIS (Herre) 



Acanthurus mindorensis Herre, Philippine Journ. Sci., vol. 34, No. 4, Dec. 

 1927, p. 433, pi. 4, fig. 2. Calapan and Bantayan Island. 



Black, blackish brown on head and breast. Deep brown basal 

 caudal rmg. Fins black. Length 184 mm. 

 Differs from H. fuliginosus in the concave upper frontal profile. 



HEPATUS DOREENSIS (Valenciennes) 



Acanthurus doreensis ValenciennEvS, Hist. Nat. Poiss., vol. 10, 1835, p. 220. 

 Doreli Harbor, New Guinea. — Gunther, Cat. Fish. Brit. Mus., vol. 3, 

 1861, p. 332 (copied). 



Valenciennes gives but 20 anal rays. Brown with hind caudal 

 edge whitish and pectoral yellowish above. Length 200 mm. 



HEPATUS MATA (Cuvier) 



Acanthurus mata Cuvier, Hist. Nat. Poiss., vol. 10, 1835, p. 202 (on Mata 



Russell, Fishes of Coromandel, vol. 1, 1803, p. 64, pi. 82, Vizagapatam). 



Mariannes (young). — Day, Fishes of India, pt. 2. 1876, p. 205, pi. 48, 



fig. 1 (Madras). 

 Hepatus mata Jordan and Starks, Ann. Carnegie Mus., vol. 11, Nos. 3-4, 



November 5, 1917, p. 459 (Ceylon). 



According to Day this species is uniform blackish-brown, the lips 

 and fins black. Klunzinger later places it as a synonym of Chaetodon 

 gahm Forskal. Day's example was 184 mm. and the species was 

 reported to him 456 mm. 



HEPATUS THOMPSONI Fowler 



Hepatus thompsoni Fowler, Occas. Papers Bishop Mus., vol. 8, No. 7, 1923, 

 p. 386. Honolulu.— Fowler and Ball, Bishop Mus. Bull., No. 26, 1925 

 (1926), p. 19 (Wake Island). 



Differs from Hepatus mata in the presence of a black blotch in the 

 pectoral axil which shows below the base of the pectoral. 



HEPATUS ELONGATUS (Lacepfede) 



Chaetodon elongatus Lacepede, Hist. Nat. Poiss., vol. 4, 1802, pp. 454, 473, 

 pi. 6, fig. 2. The Great Ocean (Indo-Pacific). 



Hepatus elongatus Jordan and Evermann, Bull. U. S. Fish Comm., vol. 23, 

 pt. 1, 1903 (1905), p. 389 (Honolulu and Hookena). — Jordan and 

 Richardson, BuU. Bur. Fish., vol. 27, 1907 (1908), p. 270 (Cagayan- 

 cillo).— Snyder, Proc. U. S. Nat. Mus., vol. 42, 1912, p. 510 (Okinawa 

 record).— Fowler and Ball, Bishop Mus. Bull., No. 26, 1925 (1926), p. 

 18 (Wake Island). 



Acanthurus nigroris Valenciennes, Hist. Nat. Poiss., vol. 10, 1835, p. 208. 

 Hawaiian Islands. — Herre, Philippine Journ. Sci., vol. 34, No. 4, Dec. 

 1927, p. 428, pi. 4 fig. 1 (Hamilo; Guam). 



Acanthxirus nigros Gunther, Cat. Fish. Brit. Mus., vol. 3, 1861, p. 332. 

 Aneiteum, New Hebrides; Journ. Mus. Godeffroy, vol. 4, 1875, p. 110 

 (type; Pelew Islands and Tahiti). — Elera, Cat. Fauna Filipin., vol. 1, 

 1895, p. 532 (coast of Samar). — Ishikawa and Matsuura, Prelim. Cat. 

 Fish. Mus. Tokyo, 1897, p. 34. 

 91469—29 15 



