Camera lucida drawings of Acartophthalmites willii sp. n., holotype ♂ MCZ-PALE-19475 in Baltic amber (mid Eocene). 17 Wing with venation tagged; the asterisk marks a depressed area of the wing 18 Distal quarter of the right hind tibia in anterior (lateral, external) view 19 Distal quarter of right mid tibia in anterior (i.e., lateral, external) view 20 Distal half of the right mid tibia in posterior (i.e., lateral, internal) view. Scale bars 250 µm (18–20 at the same scale).