FAMILY III.—THE WOODPECKERS (PICIDÆ).
| Sub-Family | 1.—The Barbets (Capitoninæ). |
| " " | 2.—The Soft-tailed Woodpeckers (Picumninæ). |
| " " | 3.—The Woodpeckers Proper (Picinæ). |
| " " | 4.—The Green Woodpeckers (Gecininæ). |
| " " | 5.—The Black Woodpeckers (Melanerpinæ). |
| " " | 6.—The Cuckoo Woodpeckers (Colaptinæ). |
| " " | 7.—The Wrynecks (Yuncinæ). |
FAMILY IV.—THE CUCKOOS (CUCULIDÆ).
| Sub-Family | 1.—The Honey Guides (Indicatorinæ). |
| " " | 2.—The Rain Cuckoos (Saurotherinæ). |
| " " | 3.—The Ground Cuckoos (Coccyzinæ). |
| " " | 4.—The Tick Eaters (Crotophaginæ). |
| " " | 5.—The Cuckoos Proper (Cuculinæ). |
[Pg 301]
ORDER IV.
PIGEONS (COLUMBÆ).
FAMILY I.—THE PIGEONS (COLUMBIDÆ).
| Sub-Family | 1.—The Fruit Pigeons (Treroninæ). |
| " " | 2.—The Doves (Columbinæ). |
| " " | 3.—The Crowned Pigeons (Gourinæ). |
| " " | 4.—The Toothed Pigeons (Didunculinæ). |
| " " | 5.—The Dodos (Didinæ). |