| 1. | The submarginal band is paler, crenulated and thicker at costa.
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| 2. | The edges of the cap are very narrowly yellow and crenulated.
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| 3. | The Bron mandoline has a crenulated blade built into the base frame.
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| 4. | The forewings have paler irregular transverse bands and darker transverse crenulate lines.
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| 5. | The forewings are grey with numerous indistinct crenulate dark lines.
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| 6. | The hindwings are evenly crenulate at the margin and uniform dark brown.
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| 7. | There are also a medial, postmedial and two crenulate submarginal lines.
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| 8. | One or both margins are irregular and often crenulate.
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| 9. | The wing margins are crenulated and the apex of the forewings is blunt.
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| 10. | The outer margin of the forewing is slightly crenulated.
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