Part 17

Bittern, 210, 214, 218

Blackberry, running, 278

Blackbird, 50, 73, 74, 167

Blueberry, swamp, 105

Bluebirds, 18, 19, 32, 33, 34, 50, 51, 107, 167

Boa-constrictor, 215

Bobolinks, 223

Bog-hobble, 77

Bog-hopple, 200

Borer, 76

Bubo, 6

---- virginianum, 4

Bufflehead, 59, 60

Bulrushes, 77

Bumblebee, 205

Buttercup, 149, 278

Butterfly, angle-wing, 144, 145

---- brown, 223

---- blue, 278

---- common blue, 174

---- Compton tortoise, 145, 276

---- coppers, 278

---- crescent spot, 278

---- dusky-wing, 224, 275, 276

---- Grapta, 144

---- Grapta comma, 144

---- Grapta interrogationis, 144

---- hesperid, 146