Navigation Aves Pteroclidiformes Pteroclididae Pterocles

Pterocles

Trivial name Latin name
Pin-tailed Sandgrouse Pterocles alchata
Chestnut-bellied Sandgrouse Pterocles exustus
Four-banded Sandgrouse Pterocles quadricinctus
Black-bellied sandgrouse Pterocles orientalis
Lichtenstein's Sandgrouse Pterocles lichtensteinii

comparison of wing and tail configuration1

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