fg / oe 
Cryptocentrus arabicus (Gmelin). 
Head & 1/3; depth 7; D. VI‘- 1,.12, 13 A. I, 11; Ps 18% 
scales 85 from shoulder to caudal base and 5 more on latter; 
19 scales transversely between soft dorsal and anal origins; Sl 
predorsal scales; snout % 2 {5 in head; eye 4 2/5; maxillary 2 1/5; 
interorbital 7 1/2; head width 1 5/6. Snout convex, about wide 
as long. Maxillary to hind eye edge; expansion 2 3.4 in eye. 
Teeth conic, biserial, outer row enlarged. Tongue emarginate in 
front. Narrow interorbital concave, Rakers 84 10?, lanceolate, 
slender, 2 3/4 in filaments, which equal eye. Seales with 13 to 
24 basal radiating striae; apical denticles 40 to 60; cireull 
moderate. Second and third dorsal spines nearly twice body 
height. Color in alcohol faded dull brownish, mostly uniform, 
Length 140 mm, One without locality, though possibly from some- 
where in the Indian Ocean, likely Ceylon? 
Our specimen agrees largely with Gunther's Gobius arabicus</9 
He says head high as broad, whereas in our example the head height 
is 3/4 its width, He also says canineeteeth are present in both 
jaws. In our example the outer teeth are greatly larger then the 
inner end may be styled canines, 
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27S". 
Cat.Fishes Brit.Mus.,vol.3,1861, p. 75. 
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