Northern pike, Esox lucius "Esox Lucius" by Duikmeester Lubbers via Flickr, Creative Commons Attribution ShareAlike.

Taxonomy:

Gen. Esox (Add)

Esox americanus (Add)
Northern pike, Esox lucius

Esox masquinongy (Add)
Esox niger (Add)
Esox reichertii (Add)

Gen. Dallia (Add)

Dallia admirabilis (Add)
Dallia delicatissima (Add)
Dallia pectoralis (Add)

Gen. Novumbra (Add)

Novumbra hubbsi (Add)

Gen. Umbra (Add)

Umbra krameri (Add)
Umbra limi (Add)
Umbra pygmaea (Add)