pyr·a·lis | \ˈpirələ̇s\

Definition of pyralis 

1 plural pyralides, obsolete : a fly fabled as born from or living in fire

2 [ New Latin, from Latin ]

a capitalized : the type genus of the family Pyralidae — see meal moth

b plural pyralises\-lə̇sə̇z\ or pyralides\pə̇ˈraləˌdēz, pīˈr-\ : any moth of the genus Pyralis

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History and Etymology for pyralis

Latin, from Greek, from pyr fire

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