| 1. | The genus is native to the greater part of the Palaearctic.
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| 2. | His collection of Palaearctic Lepidoptera is in the Berlin Museum f�r Naturkunde.
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| 3. | Currently there are four described species that occur in the Palaearctic region:
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| 4. | They can be found in the Palaearctic ecozone, especially in Italy.
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| 5. | It is found in the Palaearctic, and Afrotropic ecozones.
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| 6. | Additional information is provided for adjacent parts of the western Palaearctic Region.
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| 7. | For Europe and, probably, North Africa a Palaearctic key is advisable.
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| 8. | Found in palaearctic Europe, it lives in deciduous woodlands of temperate regions.
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| 9. | The distribution of " R . grammica " has a palaearctic range.
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| 10. | The Palaearctic region has been recognised as a natural zoogeographic region since biogeographic separators.
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