FISHES OF THE PHHiIPPINE AND ADJACENT SEAS 189 



6'. Maxillary longer, arched, reaches beyond front of eye; cheek scales large, 



in but 3 rows; size small Xiphocheilus. 



e^. Maxillary shorter, scarcely arched, barely or not reaching eye; cheek 



scales small, inconspicuous; size large Choerodon. 



i^. Preorbital and cheek less deep; maxillary moderate, not or quite reaching 



eye; cheek scales all small, size moderate or large Lepidaplois. 



'. PsEUDODACiNAE. Each jaw with 2 pairs of broad incisors with lateral cut- 

 ting edges; preopercle edge entire; cheeks and opercles scaly. -Pseudodax. 

 CoRiNAE. Dorsal spines 8 or 9. 



/ '. Single large scale covers entire cheek; size small Wetmorella. 



/^. At least more than 1 scale on cheek. 

 g^. Jaws exceedingly protractile, mandible greatly produced backward; 



size rather large Epibulus. 



g -. Jaws normal, not produced backward. 

 h^. Preopercle edge serrate; cheeks and opercles with large scales; scales 

 20 in lateral hne; front dorsal spines elevated, filamentous in males. 



Duymaeria. 

 h 2. Preopercle entire. 

 i ^ Head more or less scaled, or only muzzle naked. 



ji. Mouth rather large, lips moderate; head covered with small scales, 

 much smaller than on body; scales in lateral line 25 to 27. 



Labrichthys, 



j2. Mouth small, lips fleshy; head covered largely with small scales 



which scarcely smaller than those on body; scales in lateral line 



35 to 50 Labroides. 



1 2. Head less scaly, opercles scaleless or with few small scales only. 

 k^. Body oblong, not cylindrical, depth less than 5; opercle scaleless. 

 I ^ Dorsal spines 9. 

 m*. Front canines prominent, flare forward with a cutting edge; no 



hind canines; scales 20 to 50 Anampses. 



m *. Front canines not turned forward to form a lateral cutting edge. 



n ^ Scales large, 25 to 30 in lateral line. 



0^ Thoracic scales large as other body scales, or larger; mouth 



small; upper canines very short, close-set, form terminal 



cutting edge; lower teeth similar, but longer; dorsal spines 



short, pungent Stethojulis. 



0^. Thoracic scales not enlarged; front canines normal. 

 p2. Lips thick, with folds, lower pendant; cheeks with small 



scales below Hemigymnus. 



-p^. Lips not enlarged; cheeks usually naked. 

 q '. Outer front canines not flaring out or back. 



rK Body oblong, not especially deep Halichoeres. 



r^. Body rather short and deep Macropharyngodon. 



5^. Outer front canines flare out and back Leptojulis. 



n^ Scales rather small, 50 to 80 in lateral line Coris. 



n*. Scales very small, 90 to 120 in lateral line Hologymnosus. 



P. Dorsal spines 8; no hind canines; scales large, none on head. 



s^. Snout short, not tube like Thalassoma. 



s^. Snout much produced, forms tube with jaws terminal. 



Gomphosus. 



A; 2. Body elongate, subcylindrical; no hind canine; scales small; row of 



small scales on opercle Cheilio. 



