1401 
Analysis of genera 
a' 
. Scales present, more or less adherent. 
b 1 . Synodontlnae. Premaxillary teeth simple, 
compressed, not barbed, In 1 or 2 rows; 
broad band of similar teeth on palate; 
mouth gape wide; flesh firm, 
c . Palatine teeth single band each side of 
palate. 
1 
d . Snout very short, shorter than eye; 
anal longer than dorsal. 
Trachlnocephalus• 
d . Snout rather acute, longer than eye. 
1 
e . Anal much longer than dorsal; no 
lateral line. 
Xystodus. 
Anal much shorter than dorsal; 
lateral line present. 
Synodus 
c^. 
Palatine teeth in 2 bands each side of 
palate; snout rather acute; anal 
shorter than dorsal. 
Saurida 
,2 
b . 
Harpadontlnae . Lower teeth of lower Jaw 
barbed; longer teeth more or less de- 
pressible; anal moderate; flesh very 
soft. 
Harpadon 
