Preimaginal stages of A. chloralis: 35 – eggs; 36 – head of the caterpillars L6; 37, 38– L1; 39, 40 – L2; 41, 42 – L3; 43 – L4; 44, 45 – L5; 46, 47 – L6; 48 – L7; 49 – pupa.

 
 
  Part of: Zolotuhin VV, Pugaev SN, Du TT (2020) A review of Apha floralis species group (Lepidoptera: Eupterotidae). Acta Biologica Sibirica 6: 611-635. https://doi.org/10.3897/abs.6.e59529