Parent: Picidae

└─ Picoides

└─── Picoides albolarvatus (White-headed woodpecker)

└─── Picoides arcticus (Black-backed woodpecker)

└─── Picoides arizonae (Arizona woodpecker)

└─── Picoides borealis (Red-cockaded woodpecker)

└─── Picoides dorsalis (American three-toed woodpecker)

└─── Picoides lignarius (Striped woodpecker)

└─── Picoides mixtus (Checkered woodpecker)

└─── Picoides nuttallii (Nuttall's woodpecker)

└─── Picoides pubescens (Downy woodpecker)

└─── Picoides scalaris (Ladder-backed woodpecker)

└─── Picoides stricklandi (Strickland's woodpecker)

└─── Picoides tridactylus (Three-toed woodpecker)

└─── Picoides villosus (Hairy woodpecker)