Picus

Trivial name Latin name
Eurasian Green Woodpecker Picus viridis
Grey-faced Woodpecker Picus canus
Japanese Woodpecker Picus awokera
Scaly-bellied Woodpecker Picus squamatus
Crimson-winged Woodpecker Picus puniceus

comparison of wing and tail configuration1

1 According to Hartmann (2000a, 2000b and 2016)