Dorsal (a) and ventral (b) views of H. today in amber, (c) frontal view of the head of H. today, (d) antenna, (e) 3D model of the head of H. hui generated using X-ray microtomography. Scales a and b = 1 mm, scales c and e = 0.5 mm, scale d = 0 .1 mm. © Taniguchi et al, 2022