Cephonodes hylas (Linnaeus, 1771)

Underside of head, thorax white or slightly yellowish (but never orange as in Cephonodes picus); abdominal tuft black. Foretibia lacking an apical claw. Upperside of abdomen with a black and dark red belt; tergite 6 with a black median patch, which often has some red scales; anal tuft green.

Male genitalia: Strongly asymmetrical. Uncus twisted, apex directed to right; left lobe reduced to a plate visible in ventral or lateral view from the left; right lobe strongly developed, forming a long, obtusely pointed hook, concave dorsally and strongly expanded anterior to the apical hook. Gnathos without processes, represented by a low rounded ridge. Apex of juxta with sparse, short hairs. Distal margin of left valve strongly concave; dorsal lobe broad and flat, outer margin covered in minute, peg-like setae; ventral lobe much shorter than dorsal lobe or absent, inner surface lacking long, upwardly directed setae. Inner face of right valve with a poorly developed median longitudinal groove, lacking inwardly directed hairs, the ventral margin of which is produced dorsally as a low fold.