However , as this agrees quite well with the fossil evidence some unite the Anhingidae and Phalacrocoracidae in a superfamily Phalacrocoracoidea .
Some earlier authors included the darters in the Phalacrocoracidae as subfamily Anhinginae , but this is nowadays generally considered overlumping .
As this agrees quite well with the fossil evidence some unite the Anhingidae and Phalacrocoracidae in a superfamily Phalacrocoracoidea .
Some earlier authors included the darters in the Phalacrocoracidae as subfamily Anhinginae , but this is nowadays generally considered overlumping .