Pyrophleps ellawi has a strong blue sheen in sunlight. Representatives of this species vary in the number of orange scales on the thorax. The scales form two longitudinal stripes, either dashed or solid.

 
 
  Part of: Skowron Volponi MA, Volponi P (2017) A new species of wasp-mimicking clearwing moth from Peninsular Malaysia with DNA barcode and behavioural notes (Lepidoptera, Sesiidae). ZooKeys 692: 129-139. https://doi.org/10.3897/zookeys.692.13587