Psara ferruginalis is a species of moth in the family Crambidae described by Max Saalmüller in 1880. It is found on Madagascar and Réunion.
It has a wingspan of 20 mm.Saalmüller, Max, 1892, Lepideptoren von Madagaskar - "Abhandlungen der Senckenbergischen Naturforschenden Gesellschaft", page 507, ref.877
Host plants of this species are Stenotaphrum dimidiatum (Poaceae).Guillermet, C. 2009a. Les Hétérocères, ou papillons de nuit, de l'île de La Réunion. Volume 3. Familles des Pyralidae et Crambidae
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