292 Annals of the Carnegie Museum. 



65. Butis butis (Hamilton). 

 1822. Cheilodipterus bulis Hamilton, Fish. Ganges, pp. 57, 367. 

 1849. Eleotris butis Cantor, Catal. Malay. Fish., p. 196 — Giinther, Cat. Fish., 



Ill, 1861, p. 116; China; Philippine Islands; Borneo; Amboyna; Penang; 



India. — Day, Fish. Brit. India, p. 315; PI. LXVIII, Fig. 3; Seas and estuaries 



of India to the Malay Archipelago. — Sauvage, Bull. See. Philom., 1883, p. 8; 



Siam. 

 1861. Butis bulis Bleeker, Versl. Akad. Amst., XII, p. 77; Penang. — Boulenger, 



Ann. Mag. Nat. Hist., Ser. 6, XV, p. 186; Palawan. — Jordan & Rich.\rdson, 



Bull. U. S. Bur. Fish., XXVII, 1908, p. 125; Manila; Iloilo. 

 1849. Butis melano stigma Bleeker, Verh. Bat. Gen., XXII, p. 23; Madras Straits. 



— Bleeker, Arch. Neerl. Sc. Nat., X, 1875, P- 68. 

 1905. Butis leucurus Jordan & .Seale, Proc. U. S. Nat. Mus., XX\'III, p. 794, 



Fig. 13; Negros. — ^Jordan & Seale, Bull. U. S. Bur. Fish., XXVI, 1906; 



p. 40; Negros. — Evermann & Seale; Bull. U. S. Bur. Fish., XXVI, 1906 



(1907), p. 104; Bacon. 



Head 3 in length; depth 4.33; depth of caudal peduncle 3 in head; 

 eye 5; interorbital space 3.83; snout 2.5; D. VI, 9; A. 9; P. 20; V. 1,5; 

 thirty scales in a lateral series, nine scales between origins of second 

 dorsal and anal; gill-rakers 2+6. 



Body elongate, compressed, deepest in front of the first dorsal; 

 head long, flattened, its upper surface and cheeks covered with minute 

 scales; pre-operculum with no spine; snout depressjed and produced, 

 tip slightly swollen, anterior margin rounded; interorbital space more 

 or less flat, covered with minute scales; mouth large, oblique, its angle 

 not reaching the vertical through anterior margin of orbit; lower jaw 

 protruding; teeth in villiform bands; palatines and vomers with no 

 teeth; eyes separated, superior, slightly nearer to tip of snout than end 

 of operculum; nostrils separated, the anterior in a very short tube; a 

 finely serrated ridge along the posterior and superior edge of the orbit, 

 interspace between the ridge and orbit covered with two series of small 

 scales. 



Dorsal fin separated; spinous dorsal rather small, when depressed 

 reaching to the origin of soft dorsal; height of soft dorsal rays subequal; 

 pectorals lateral, middle ray elongate; ventrals separated, inserted in 

 advance of the origin of pectoral; anal fin opposite the soft dorsal, 

 inserted beneath the third ray, posterior rays longer; caudal fin rather 

 short, squarish, tip rounded. 



Body covered with large ctenoid scales, those on the head are minute 

 and cycloid. 



Color in alcohol uniformh' dark gray, with lighter longitudinal 



