62 



BULLETIN 10 0, UNITED STATES NATIONAL MUSEUM 



Body elongate, slender, body cavity short, tail longer. Eye large, 

 orbit long; lower lid well differentiated, upper edge closing inside 

 upper lid, with fold and apparently tianslucent or semitranslucent. 

 Mouth angles with long labial folds, jaws strong. Teeth small, tri- 

 cuspid, median cusp longest. Nostrils nearly midway in preoral 

 length, with rudimentary groove to mouth, without cirri ; front valves 

 reaching mouth in rounded lobes, separated by median attachment 

 in front of symphysis of jaws; no posterior valves. Gill openings 

 moderate, last above pectorals. Spiracle small, close to eye. Dorsals 

 larger than anal, origin of first dorsal above ventrals. Hind angles 

 of dorsals and anals extended. Anal short. Subcaudal narrow, with 

 prominent lobe. Pectorals small, rounded. 



H.w.r 



FiGCKE 6. — Atelomycterus marmoratus (Bennett) : Variation of color pattern. 



ATELOMYCTERUS MARMORATUS (Bennett) 

 FiGUEE 6 



ScyUium, monnoratnm Bennett, Life of Raffles, p. 693, 1830 (type locality: 

 Sumatra). — Andrew Smith, Proc. Zool. Soc. London, 1837, p. 85 (refer- 

 ence).— Gunther, Cat. Fishes Brit. Mus., vol. 8, p. 400, 1870 (Singapore; 

 Sumatra, East Indies, India, type of ScylUum maculatum Gray). — Bleekeb, 

 Nederland. Tijdsctir. Dierk., vol. 4, p. 115, 1874 (Chinese drawing). — 

 Maetens, Preuss. Exped. Ost Asien, p. 409, 1876 (Singapore). — Day, Fishes 

 of India, pt. 4, p. 724, pi. 190, fig. 2, 1878 (Hardwicke's example.) — 

 IMeyer, Anal. Soc. Espan. Hist. Nat. Madrid, vol. 14, p. 48, 1885 (Manado, 

 Celebes, Macassar). — Day, Fauna British India, vol. 1, p. 31, fig. 11, 1889. — 

 Elkka, Cat. Fauna Filip., vol. 1, p. 616, 1895 (Manila, Luzon). — Dunker, 

 Mitt. Naturh. Mus. Hamburg, vol. 21, p. 192, 1904 (locality?).— Volz, Nat. 

 Tijdschr. Nederland. Indie, vol. 66, p. 238, 1907 (Sumatra?).— Tirant, 

 Service Oc^anogr. Peches Indo-Chine, 6" note, p. 65, 1929 (Phuroc-bai). 



