\Corythroichthys ivaitci Jordan & Scale, Bull. Bur. of Fisheries Wash. XXV. 



(1905) 1906, p. 212. 



Corythroichthys elcrae Evermann & Scale, Bull. Bur. of Fisheries Wash. XXVI. 



(1906) 1907, p. 57. 



Corythroichthys conspicillatus Duncker, Spolia Zeylanica VII. 1910, p. 29 (nee 



JENYNS). 



Syngnathus haematoptertis Giinther, Fische der Siidsee 1910, p. 431 (p.p.). 

 Corythroichthys ivaitei McCulloch, Proc. Linn. Soc. N. S. Wales XXXV. 1910, p-432. 

 Corythroichthys intestinalis McCulloch, Zool. Results "Endeavour" I. 1911, p. 26. 

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

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

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



1915, p. 72. 

 Corythoichthys fasciatus Bamber, Journ. Linn. Soc. London. Zool. XXXI. 191$, 



p. 479. 



D. 25 32; A. 34; P. 1418; C. 9 it-; Rings 1518 + 

 33 375 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 Fig. 31. Corythoichthys 

 broad dark cross-bands composed of fine fasciatus Gray, 

 anastamosing longitudinal lines or there Lower surface of head and 



. . . . , . . ~ anterior part of trunk in 



are dark blotches along the sides. Oper- male and female . nearly 

 culum with numerous darkish parallel twice n. s. 



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 of Syngnathus haematopterus Blkr. 

 of BLEEKER'S collection in the Leiden Museeum seen by us]. 



