Agriphila tristella, the common grass-veneer, is a species of moth of the family Crambidae found in Europe and Asia.
Agriphila tristella is found in grassy habitats. It occurs across Europe including the British Islands, as well as in Asia, including in Iran, north-western India, and Pakistan. Its type locality is in Austria.
In the UK, the moth flies from June to September. It is nocturnal and attracted to light.
The larvae feed on various grasses, such as Poa and Deschampsia species.
The following description of Agriphila tristella was published in Edward Meyrick's 1895 A Handbook of British Lepidoptera:
See also Parsons et al.