746 BULLETIN 10 0, UNITED STATES NATIONAL MUSEUM 



Hist. Soc. Siam, vol. 6, p. 166, 1923 (Nontaburi) ; Mem. Asiatic Soc. Bengal 

 vol. 6, p. 467, 1924 (Tale Sap).— Heere, Philippine Journ. Sci., vol. 31, p, 

 390, 1926 (La Paz, Iloilo ; Tacloban, Leyte). — Vinciguerra, Ann. Mus. Civ 

 Stor. Nat. Geneva, ser. 3, vol. 10, p. 611, 1926 ( Sara vpak).— Fowler, Mem 

 Bishop Mus., vol. 10, p. 63, 1928 (compiled) ; vol. 11, p. 318, 1931 (refer 

 ence). — Haedenberg, Treubia, vol. 13, livr. 1, p. 115, 1931 (Bagau Si Api 

 Api). —Fowler, Proc. Acad. Nat. Sci. Philadelphia, vol. 87, p. 96, 1935 

 (Bangkok; Sriracha). — Roxas and Martin, Dept. Agr. Comm. Manila Tech. 

 Bull. 6, p. 46, 1937 (reference).— Suvatti, Index Fish. Siam, p. 67, 1937 

 (Samut Pi'akan; Bandon ; Pakphun ; Banghia ; Maenam Canthaburi ; Mak- 

 long; Chonburi; Laem Ngop). — Herre and Myers, Raffles Mus. Bull., No. 

 13, p. 16, 1937 (Singapore).— Fowler, List Fish. Malaya, p. 45, 1938 (refer- 

 ence). 



? Plotosus limhatus Valenciennes, Hist. Nat. Poiss., vol. 15, p. 422, 1840 

 (type locality: Hindostan).— GiJNTHEB, Cat. Fishes British Mus., vol. 5, 

 p. 25, 1864 (copied). 



Plotosus unicolor (Kuhl and Van Hasselt) Valenciennes, Hist. Nat. Poiss., 

 vol. 15, p. 426, 1840 (type locality: Java). 



? Plotosus macrocephaltis Valenciennes, Hist. Nat. Poiss., vol. 15, p. 428, pi. 

 449, 1840 (type locality: Timor). — Bleei<;er, Atlas Ichth. Ind. Neerland., 

 vol. 2, p. 98, 1862 (copied). — Macleay, Proc. Linn. Soc. New South Wales, 

 vol. 7, p. 592, 1883 (New Guinea). — Weber and Beaufort, Fishes Indo- 

 Australian, Archipelago, vol. 2, p. 231, 1913 (copied; notes type lost). — 

 Fowler, Mem. Bishop Mus., vol. 10. p. 63, 1928 (compiled). 



Plotosus viviparus Bleeker, Nat. Geneesk. Arch. Nederl.-Indie, vol. 3, pt. 2, 

 p. 182, 1846 (type locality: Java). 



Plotosus horridus Bleeker, Nat. Geneesk. Arch. Nederl.-Indie, vol. 3, pt. 2, p. 

 183, 1846 (type locality: Java). 



Plotosus multiradiatus Bleeker, Nat. Geneesk. Arch. Nederl.-Indie, vol. 3, pt. 2, 

 p. 183, 1846 (type locality: Java). 



Depth 72/3 ; head 4%, width 11/3 its length. Snout 2% in head ; eye 

 11, 414 in snout, 3I/2 in interorbital ; mouth width 2^/8 in head; lips 

 and chin fleshy, papillate; teeth above conic, short, strong, mostly 

 few slightly larger along front edge, in broad band; lower teeth 

 large, mostly ground to appear as short cyclinders; crescentic band 

 of large molars on vomer, of about 4 or 5 transverse series medially; 

 nasal barbel reaches halfway in postocular region, maxillary to 

 pectoral origin, outer mental % to pectoral origin, inner mental % ; 

 interorbital 3% in head, broadly convex. Gill rakers 6 + 17, lance- 

 olate, longest 1% in gill filaments, which equal twice eye diameter. 



Skin smooth. 



D. I, 4 to about 115, first ray of first dorsal 2% in head, height 

 of second dorsal 3%; A. 96, fin height 4I/3; caudal 13, joined with 

 second dorsal and anal, length 3, convex behind; pectoral 2^4, smooth 

 strong spine nearly % fin length; ventral 3, rounded. 



Back smoke gray to drab gray, below soiled cream buff. Iris 

 dark gray. Barbels colored like back. Fins like back, first dorsal 

 and pectorals darker. 



India, British Malaya, Siam, East Indies, Polynesia? 



