Analysis of Species 
GYMNOBUTIS. Head width 1 2/5 to 1 2/3 in head; interorbital 
4 2/3 to 5 2/5; inner series of teeth enlarged: gill rakers 11 or 
12: scales 42 or less in lateral series. grandiceps. 
PHILYPNODON. Head width 1 3/5 to 2 in head; interorbital 52" to 6/; 
teeth all subequal; gill rakers 7 to 9j scales 43 or more in lateral 
nudlceps« 
series 
