132 BULLETIN 100, UNITED STATES NATIONAL MUSEUM 



head, with deep brown blotch in iris above. Side with rather indistinct narrow 

 dusky longitudinal bands following courses of scales. Dorsal, anal, and 

 caudal dusky, former with dark gray spots. Pectoral whitish. Ventral little 

 dusky. 



GYMNOCRANIUS MICRODON (Bleeker) 



Dentex microdon Bleeker, Nat. Tijds. Nederland. Indie, vol. 2, p. 219, 1851 



(type locality: Bulucomba, Celebes). — Gxjnther, Cat. Fish. Brit. Mue., 



vol. 1, p. 372, 1859 (copied). 

 Paradentex microdon Bleeker, Atlas Ichth. Ind. N^erland., vol. 7, pi. (30)308, 



fig. 3, 1873-1876. 

 Gymnocranius microdon Bleeker, Atlas Ichth. Ind. N^erland., vol. 8, p. 98, 



187&-1877 (Celebes). 



Depth 2%; head 3. Snout 2% in head; eye 3, 1% in snout, greater 

 than interorbital ; maxillary reaches % to eye, length 3% in head; 

 teeth in several series, of upper outer 3 or 4 anteriorly and 8 each side 

 slightly enlarged, lower with 3 outer anteriorly and 16 laterally little 

 enlarged; interorbital low, mdth % of eye; preopercle edge entire. 



Scales 50 in lateral Une; 8 above, 13 below; 4 rows on cheek to 

 preopercle ridge; fins except caudal basally largely naked. 



D. X, 11, fourth spine 2}^ in head, fifth ray 1%; A. Ill, 11, third 

 spine 2%, first ray 2%; caudal IjU, emarginate, lobes broad; least 

 depth of caudal peduncle 2%; pectoral 1%; ventral 1%. 



Greenish rosy above, below paler. Iris yellowish pink. Head 

 violaceous above. Blackish brown vertical band from eye to inter- 

 opercle, crossing distinctly over cheek below e3^e. Fins rosy to 

 yellowish. Length, 211 mm. (Bleeker.) 



Celebes. 



GYMNOCRANIUS BITORQUATUS Cockerell 



Gymnocranius bitorquaius (Ogilby) Cockerell, Mem. Queensland Mus., vol. 



5, p. 56, 1916 (type locality: Moreton Bay, Queensland). (Scales only.) 

 Gymnocranius audleyi Ogilby, Mem. Queensland Mus., vol. 5, p. 170, pi. 22, 



1916 (type locality: Snapper Banks, ofif Moreton Bay, Queensland). 



Depth 2% to 2K; head 2% to 3, width 2% to 2%. Snout iKo to 

 2X0 in head; eye 3%, 1}^ to 1% in snout, little over 1 in interorbital; 

 jaws equal; maxillary reaches % in snout, length 2% to 3 in head; 

 2 pairs of small front canines in each jaw, outer lower largest, lateral 

 teeth little smaller than canines and become gradually blunter 

 posteriorly; interorbital 3% to 3%, elevated and bluntly cultriform; 

 preopercle edge crenulated. Gill rakers 3 + 5, very short and stout. 



Scales 48 above along lateral line; 6 above, 15 or 16 below; 4 

 rows on cheek; 8 predorsal (shown on figure). 



D. X, 10, I, third spine 3% in head, fifth ray 2Ko; A. Ill, 10, i, 

 third spine 3%, fifth ray 2%; caudal 1%, emarginate; least depth of 

 caudal peduncle 3Ko; pectoral 1%; ventral 1%. 



Light brown above lateral line, each scale with narrow border and 

 often basal spot of darker brown. Sides and belly silvery, middle 

 area of upper sides from beneath middle to some distance behind 



