Macroglossum poecilum
Diagnostic description:
Similar to Macroglossum troglodytus. Upperside of body and wings with a reddish flush. Abdomen upperside with dark paired spots prominent, the yellow lateral spots reduced. Abdomen underside with no black ventral patches. Forewing upperside with subapical spot in cell Rs3 dark reddish brown.
Male genitalia: Similar to Macroglossum troglodytus, but: phallus with more teeth near the base of the process, and the proximal tooth not much enlarged, much smaller than in Macroglossum troglodytus.
Distribution:
The Oki Island record (mapped here at the level of Honshu) of Kadowaki & Kishida (1977) (STI 18670) is interpreted as a vagrant.