Thyas is a genus of moths in the family Erebidae. The genus was erected by Jacob Hübner in 1824.^[1]

• Thyas androgyna (Berio, 1954)
• Thyas arcifera (Hampson, 1913)
• Thyas coronata (Fabricius, 1775)
• Thyas honesta Hübner, 1824
• Thyas javanica (Gaede, 1917)
• Thyas juno (Dalman, 1823)
• Thyas metaphaea (Hampson, 1913)
• Thyas meterythra (Hampson, 1918)
• Thyas miniacea (Felder & Rogenhofer, 1874)
• Thyas minians (Mabille, 1884)
• Thyas nubilata (Holland, 1920)
• Thyas parallelipipeda (Guenée, 1852)
• Thyas quadrilineata (Strand, 1912)
• Thyas rubricata (Holland, 1894)

• 
  Thyas juno
• 
  Thyas coronata

• Pitkin, Brian & Jenkins, Paul. "Search results Family: Noctuidae". Butterflies and Moths of the World. Natural History Museum, London.
• Holloway, Jeremy Daniel. "Thyas Hübner". The Moths of Borneo. Retrieved December 14, 2019.
• De Prins, J. & De Prins, W. (2019). "Thyas Hübner, 1824". Afromoths. Retrieved December 14, 2019.