251 



with size of fish: 3.2 4.4 in length, 4.2 5.6 in length with 

 caudal. Head 3.74.3 in length, 4.8 5.5 in length with caudal, 

 still more relatively decreasing in size in exceptionally large 

 specimens. Snout not depressed, convex, shorter than or equal 

 to diameter of eye. Eye 3.5 4.8 in head, twice or less than 

 twice in postorbital part of head, more or less than twice in 

 the convex interorbital space. No gelatinous eyelid. Maxillary 

 hidden when mouth is closed, covered by praeorbital, which 

 is not emarginate and scarcely denticulated. Upper lip rather 

 thick, smooth. Mandibles with a double symphysial knob. 

 Origin of first dorsal slightly before or behind middle of distance 

 between end of snout and base of caudal, opposite to io th 13^ 

 lateral scale and behind about the 2O th praedorsal scale; its 

 height less than half length of head and much less than height of 

 second dorsal, the origin of which is opposite to 22 nd 23 l 'd 

 lateral scale and about to that of anal. Second dorsal and anal 

 deeply concave and scaly, as also anterior part of caudal, which is 

 forked. Pectorals falcate, longer than the head, reaching to behind 

 origin of first dorsal, their axillary scale about ] /3 f the length 

 of the fin. Ventrals with an axillary scale of about half their 

 length. Least height of caudal peduncle i.i 1.5 in its length 

 according to size of fish, 1.6 1.8 in length of head. Dark 

 greenish or bluish above, silvery below. A blackish spot supe- 

 riorly at the base of the pectorals. Length to 410 mm. [Speci- 

 mens of M. coeruleomaculatus from BLEEKER'S collection in 

 the Museum of Leiden and Amsterdam seen by us]. 



Nom. in dig.: Gadeh (Batavia); Belana putih (Bintang); 

 Gorua (Menado). 



Habitat: Singapore (KAROLl); Pulu Weh! ; Sumatra (Telok 

 betong, Tandjong, Trussan, Padang, Benkulen) ; Nias; Cocos 

 Islands; Batu Islands; Riouw; Bintang; Java Sea!; Java (Ba- 

 tavia, Prigi); Celebes (Makassar, Bonthain, Badjoa, Pompanua, 

 Menado) ; Flores ! ; Timor ; Obi ; Ambon ; Buru ; Ceram ; Ternate ; 

 Waigeu!; New Guinea. - Madagascar, Zanzibar, Seychelles, 

 Mauritius, Bourbon, Bangkok, Philippines. 



In sea and fresh water. 



Note. This species is also quoted by JORDAN & SE ALE and 

 KENDALL & GOLDSBOROUGH from Carolines-, Tonga-, Fiji- 

 Islands, Samoa and Guam, but the fish named by JORDAN & 

 SEALE as coeruleomaculatus Lac. is not this species but pro- 

 bably M. seheli Forsk. 



