O OH I us. 



23 



►Scales ?>()-?iC) in lonoitu.liiuil sorii's ; <i"r~:il 



witli branclied rays, anal witii 8 ; iowiT 



jaw projeotino; ; nioiitli I'Xti'iidinji to liclow 



anterior border of eye, or not quite so I'ar. 1. ^'. j/nt/.v, Ham. Rneli., ]>. 2i. 

 So. 40-lt) ; D. 8-9 ; A. 8-9 ; lower jaw jun- 



jecting ; mouth extending;' to l)el<)\v 



anterior tliird or centre of eye .... 2. G. vfiodopterus. Gihv.. \\ -IC'. 

 Se. 2(') ; D. it ; A. '.) ; inoutli subinferior. ex- 

 tending beyond lertioai of iioslerior border 



of eve ; a curvet! eaniix' tootli on eacli 



sideof lower jaw :5. r,'. J^u-aa/iV, M. W.-l... p. 2(;. 



'2. Dorsal and anal witii 10 or 11 branelied rays. 



u. Head not nuieli longer than broad ; mouth extending to below 

 anterior border of eye. 

 8c. 34-37 ; interorbital width not }, diameter 



of eye; jaws equal in fi'ont ; il('|itb of 



body 5 to 5.\ times in total length ... 1. G. muindron'i, Sauv., [.. 27. 

 Sc. 55-56 ; interorbital width about { diameter 



of eye; lower jaw projecting; depth of 



body 4 times in total length ; body 



entirely scaly ■>■<'■ 'j'llch/ist'i, BIgr., p. 27. 



Sc. 50-00; interorliital widih about }, diameter 



of eve; lower jaw projecting; depth ot 



body .'• times in total ii'iigtli : anterior 



part of back naked 0. ii . nriilirej'S, V. k \' ., \^. '1?^. 



iSc. ti5 ; interorbital width equal to diameter of 



eye ; uppiu' jaw slightly projecting ; ilepth 



ot liodv 4^ times in total lengtii ... 7. (; .l,ii.-<Uii,ui),tai,i\n-AX. y. 'I'.K 



b. Head 1^ to 2 times as long as broad. 



a. Mouth extending to below centre of eye or beyond ; jaws ecpial m 

 front. 

 Sc. CO; mouth extending to below centre of [p. 29. 



eve; small scales on the cheek .... 8. ( !. mad<i(jascan<;niis, \j\\i\\, 

 Sc. li.') ; mouth extending to below [losterior 



border of eye ; cheek naked 9. (?.mw/Y)/7iy/n7»/.s Blkr., p. 29. 



/3. Month subinferior, extending to brdow anterior l)order of eye or 

 not quite so far. 

 Sc. .')8-G4 ; interorbital widih etpial to ilia- 

 meter of eye in adult ; depth of holy 5 to 



t; times in total length 10. ^'. fp^t'o/'i/.vo/.t, Peiers, p. 30. 



Sc. t'il-70 ; interorbital width \ to I diameter 

 of eye ; dejith of body d to 7 times in 

 total Icriiflh '1- G . ft'iuweii.tis, Peters, p. 31. 



