The Pyralinae are the typical subfamily of snout moths (family Pyralidae) and occur essentially worldwide, in some cases aided by involuntary introduction by humans. They are rather rare in the Americas however, and their diversity in the Australian region is also limited. Altogether, this subfamily includes about 900 described species, but new ones continue to be discovered. Like many of their relatives in the superfamily Pyraloidea, the caterpillar larvae of Pyralinae – and in some cases even the adults – have evolved the ability to use unusual foods for nutrition; a few of these can become harmful to humans as pests of stored goods.

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