title: Theretra suffusa
text: # Theretra suffusa
  
  Theretra suffusa is a moth of the family Sphingidae.
  
  ## Distribution
  
  It is known from Nepal, north-eastern India, Thailand, southern China, Taiwan, southern Japan (Ryukyu Archipelago), Laos, Cambodia, Vietnam, the Andaman Islands, Malaysia (Peninsular, Sarawak, Sabah), Singapore, Indonesia (Sumatra, Java, Kalimantan) and Palawan.
  
  ## Description
  
  The wingspan is 80–102 mm. It is similar to Theretra alecto but recognizable by the broad pale dorsal stripe running along the thorax and abdomen, and the black basal patch of the hindwing upperside not extending towards the tornus. The forewing upperside is also similar to Theretra alecto but the contrast between the paler basal and median area and the darker postmedian area is stronger.
  
  * Female dorsal view
  * Female ventral view
  * Male dorsal view
  * Male ventral view
  
  ## Biology
  
  The larvae feed on Melastoma sanguineum in India.
  
  