Photomicrographs of Acartophthalmites willii sp. n., holotype ♂ MCZ-PALE-19475 in Baltic amber (mid Eocene). 11 Right mid- (left) and hind tibiae’s distal half and tarsi (right) in anterior (i.e., lateral, external) view 12 Right mid- (right) and hind tibiae’s distal half and tarsi (left) in posterior (i.e., lateral, internal) view 13 Apex of abdomen in dorsal view 14 Apex of abdomen in ventral view. Scale bars 250 µm.