SUCKER FAMILY (Catostomidae) 

 Key to the species of the sucker family found in Maine 



1. Lateral line wholly lacking at all agesj body oblong j markings consist 



of narrow, vertical bars in adult j mouth subinferior 



Creek Crubsucker 

 Erimyzon oblongus oblongus (Mitchill) 



p. 32 



Lateral line complete and continuous in adult j body round j mouth in- 

 ferior or ventral 2 



2. Scales large, less than 80 in the lateral linej snout not pointed 



White Sucker 

 Catostomus commersonnli commersonnii (Lacepede) 



p. 32 



Scales small, more than 80 in the lateral linej snout pointed extending 

 considerably beyond the mouth 



Longnose Sucker 

 Catostomus catostomus catostom^us (Forster) 



p. 33 



31 



