About the Bedstraw Hawkmoth
Hyles gallii, the bedstraw hawk-moth or galium sphinx, is a moth of the family Sphingidae. The species was first described by S. A. von Rottemburg in 1775. Hyles gallii is present in North America, in Europe to the Arctic Circle, in Central Asia and in Japan. Hyles gallii have a wingspan reaching 55 to 80 mm. In appearance, this species is very similar to Hyles euphorbiae. However, in H. gallii the red of the hindwings is not so extensive and the olive-colored band on the forewings is not interrupted.
The following information was taken from the public-domain The Illustrated Natural History of British Moths (1869) by Edward Newman. The Bedstraw Hawk-Moth - Fore wings olive brown, with a broad, irregular, whitish stripe along the middle; hind wings black at the base; then a broad pinkish-white band, quite white near the body... Wikipedia →