71 



'.Coiylhio'uhlhys -ivailci Jordan \ Scale, \\\\\\. llur. of I'lsliciies Wash. XXV. 



(1905) 1906, p, 212. 



Corylhroiclithys elerac Evermann iV Scale, Bull. Bur. of Fisheries Wash. XXVI. 



(1906) 1907, p. 57. 



Corytliroichlliys conspicillatiis Duncker, Spolia Zeylanica VII. 1910, p. 29 (nee 



Jenyns). 

 Syfigna (fills hacma top terns Giinther, Fische der Siidsee 1910, p. 431 (p.p.). 

 Corytliroichthys waitei McCulloch, Proc. Linn. Soc. N. S. Wales XXXV. 19 10, p. 432. 

 Corythroichthys intcstinalis McCulloch, Zool. Results "E^ndeavour" I. 191 1, p. 26. 

 Corytliroichthys ishigakius Snyder, Proc. U. S. Nat. Mus. Wash. vol. 42, 1912, p. 494. 

 Syngnathus JJavofasciatiis Max Weber, Siboga-Expeditie, Fische. 1913, p. 108. 

 Corythoichthys fusciatus Duncker, Mitt. a. d. naturh. Mus. Hamburg XXXII. 



1915, p. 72. 

 Corythoichthys fasciatus Bamber, Journ. Linn. Soc. London. Zool. XXXI. 1 91 5, 



p. 479. 



D. 25 — 32; A. 3 — 4; p. 14 — 18; C. 9 — II; Rings 15 — 18 + 

 33—37; subdorsal rings o — I + 5 — 6. 



Body robust. Shields transversally striated and corrugated. 

 Median cristae of trunk and superior cristae of tail generally 

 incompletely interrupted between the last 

 ring of the trunk and the first of the 

 tail or they are completely interrupted 

 on one of those rings. Head about 8 to 

 more than 9. Snout half as long as head, 

 slender, cylindrical ; its ventral surface 

 forming a straight line with that of head. 

 A crest on each side of head above eyes. 

 Interorbital space deeply concave; a three- 

 lobed prominent median crest on occiput 

 and nape. Operculum with a complete 

 longitudinal keel. Tail equal to or somewhat 

 more or less than twice the length of the 

 trunk. Colour light gray with numerous 

 broad dark cross-bands composed of fine 

 anastamosing longitudinal lines or there 

 are dark blotches along the sides. Oper- 

 culum with numerous darkish parallel 

 longitudinal lines or it shows ventrally a 



dark longitudinal band. Throat between opercles with a black 

 median streak or with a black marmoration and behind it 

 two or three black cross-bars on the anterior 2 to 4 rings. 

 Length 173 mm. [A specimen oi SyngnatJius liaetnatopterus Blkr. 

 of Bleeker's collection in the Leiden Museeum seen by usl. 



Fig. 31. Corythoichthys 



fasciatus Gray. 



Lower surface of head and 



anterior part of trunk in 



male and female ; nearly 



twice n. s. 



