Larval instars of Ectopsocus meridionalis Ribaga, 1904 (Copeognatha) (from Weber 1936). Larva V has a similar habitus with larva IV and is not figured.

 
 
  Part of: Gavrilov-Zimin IA (2021) Aberrant ontogeneses and life cycles in Paraneoptera. Comparative Cytogenetics 15(3): 253-277. https://doi.org/10.3897/compcytogen.v15.i3.70362