of head. Eye 6 -7. Coronet low, much directed backwards, 

 with 5 blunt tubercles. Supraorbital tubercles long, pointed, 

 somewhat directed backwards. Opercles with distinct radiating 

 ridges. Occipital keel behind coronet with two distinct spines. 

 Tubercles on cristae well developed, often conical with rounded 

 granulated top. Those on first, fourth, seventh and eleventh 

 bodyring and on fifth or sixth, tenth, fourteenth, seventeenth 

 and twentieth or twenty first tailring longer than the others. 

 Shields smooth or finely ridged. No filaments. Dorsal on two 

 last bodyrings and first two tailrings. The ridge, which 

 carries the dorsal less high than diameter of eye. Height of 

 dorsal equal to height of third tailring or somewhat less. 

 Colour of alcohol specimens uniform light reddish brown, 

 somewhat lighter on the ventral side. Crista abdominalis trunci 

 sometimes dark brown. Length 137 mm. [Typical specimens 

 seen by us in the British Museum]. 



Habitat: Singapore; Sumatra (Atchin !, Priaman); Nias!; 

 Celebes (Menado). - - Zanzibar, Andamans, Tenasserim, Pi- 

 nang, China sea. 



6. Hippocampus coronatus Schl. 



Hippocampus coronatus Schlegel, Fauna Japonica, Poissons, 1847, p. 274. 

 Hippocampus coronatus Kaup, Cat. Lophobr. Fish, 1856, p. 16. 

 Hippocampus coronatus Karoli, Termeszetrajzi fuzetek V. 1882, p. 40. 

 Hippocampiis coronatus Jordan & Snyder, Proc. U. S. Nat. Mus. XXIV. 1901, 

 p. 1 8. 



D. 13 14; P. 14. Rings 10 + 38 40. 



Head 1.5 1.6 in trunk. Trunk .1.4 2 in tail. Snout about 

 as long as postorbital part of head. Eye about 7. Coronet very 

 high, pedunculate, varying in form, its tip usually with six 

 lobes or spines. Spines of head and body prominent, the coronet 

 usually with a long filament, other spines occasionaly pro- 

 minent. First, fourth and tenth bodyrings prominent and 

 usually the fourth, sixth, tenth, fourteenth and sixteenth of 

 the tail. Spines at base of dorsal especially long and prominent. 

 Dorsal short, inserted on two last bodyrings and first tail- 

 ring. Colour various, usually light brown with dark dots and 

 mattings, sometimes with pale dots and streaks, sometimes 

 with dark brown streaks, the ground colour sometimes almost 

 black; usually light or dark streaks on opercle. Dorsal gene- 

 rally with a blackish band and pale edge, sometimes streaked 

 INDO-AUSTRALIAN FISHES IV. 8 



