756 Order Pediculati: the Anglers 
And in their long genealogy is enfolded the genealogy of men 
and beasts and birds and reptiles and of all other back-boned 
animals of whom the fish-like forms are at once the ancestors, 
the cousins, and the younger brothers. When the fishes of the 
Devonian age came out upon the land, the potentiality of the 
Fic. 672.—Batfish, Ogcocephalus vespertilio (L.). Florida. 
higher methods of life first became manifest. With the new 
conditions, more varied and more exacting, higher and more 
varied specialization was demanded, and, in response to these 
new conditions, from a fish-like stock have arisen all the birds 
and beasts and men that have dwelt upon the earth. 
Fia. 673.—Batfish, Ogcocephalus vespertilio (Linneus). Carolina Coast. 
THE END. 
