176 CIIAKACINID.^. 



Anterior teeth larger; snout pointed ; a naked 



space between the suborbitals and the 



prseoperculuin ; scales small ; a scaly 



process at the base of the ventral ... 8. Parapliago, BIgr., p. 244:. 

 Canine teeth in front ; a naked space between 



the suborbitals and the prseoperculuin ; 



scales small; a sc^ly process at the base 



of the ventral i). Mfsohorus, Pellegr., p. 245. 



Anterior teeth a little larger ; snout narrow ; 



cheek entirely mailed ; scales large, hard ; 



no scaly process at the ba>e of the 



ventral 10. Phuf/o, Gthr.. p. 2Ii'.. 



B. A single series of teeth in each jaw. with or without cardil'orm teeth 



behind them ; canine teeth in front ; dorsal Hn behind vertical of ventrals ; 



check naked ; scales small ; a scaly process at the base of the ventral. 



A single scries of teeth ] 1. AVo^^orw^, Blgr., p. 240. 



(Jardiform teeth on tlu- iinier sideof the jaws . 12. /rltflu/oliorus, Gthr.. p. 2."»1. 



C. Teeth very small, liiciispiM. in ;i single series, which i< widclv intcrnipti'd 



in the middle in tin.' upper ]n\\ : dors:d fin above ventrals. 



l."i. l/i'inistif/indiis, Pellegr., p. '2'u). 



III. I)isTlCHODONTIN.a:. — Teeth small, notched or ])iens|iid ; upper jaw im- 

 movable or but slightly movable ; maxillary well developed ; scales 

 ciliated ; lateral line along the middle of the siile. 



A. (jiill-meinlu'anes free from isthmus. 

 Small teeth at the base of the maxillary ; 



lateral line complete or incomplete . .11. yunnaihiops, Gthr., p. 2.'>4. 

 No teeth on the maxillary ; latei'al line in- 

 complete or absent l.j. Seolebias, iStdr., p 2.')(i. 



B. Gill-membranes attached to isthmus. 

 No teeth on the maxillary ; suborbitals large, 



protecting the cheek ; dorsal with l()-27 



rays ](]. Jfi.HirJwdits, U. <k T., \k -I'iS. 



No teeth on the maxillary : suborbitals laroe : 



dorsal with 12-1.") rays 17. A^««;ioc/jara.r, Gthr., p. 27'J. 



Small teeth at the l)ase of the maxillary ; 



suborbitals narrow ; dorsal with 20-22 



rays 18. Xcnocluira.r, Gthr., ji. 2^7. 



IV. ('iTn.\RiNiN.E. — Minute ciliil'orm teeth inserted on the lips ; maxillary very 

 small ; gill-mombranes free from isthmus ; lateral line along the middle of 

 the side. 



Scales strongly denticulated 10. Cithavidirim, B\^v., y). 2S9. 



Scales cycloid 20. Citharinus, Cuv., p. 200. 



