Larval material on the Aedes mosquitoes of the complex punctor (Far Ea
st expeditions in 1976-1980) was compared to material preserved in the
Zoological Institute, Academy of Sciences of Russia. 6 types of aberr
ations (presence-absence of accessory hairs on the surface of siphon,
their parity, etc.) were found. The individual variability and absence
of diagnostic validity of these accessory hairs are suggested.