Fig. 1

Ixodes (Partipalpiger) succineus Weidner, 1964. A fossil tick in Eocene (44–49 Myr) Baltic amber; holotype and only known specimen GSUB I21. a Light microscopy image in dorsal view; note the cloudy precipitate occluding much of the dorsal surface. b The same in ventral view. Scale bar 1.0 mm