Apterocyclus waterhousei

Sharp, 1909

Apterocyclus waterhousei is a rare, flightless to the Hawaiian island of Kauai. It belongs to a of flightless beetles found only in the Hawaiian Islands. The has been documented in several locations on Kauai in recent years.

ZooKeys - Apterocyclus waterhousei by Paulsen M, Hawks D. Used under a CC BY 3.0 license.A-review-of-the-primary-types-of-the-Hawaiian-stag-beetle-genus-Apterocyclus-Waterhouse-(Coleoptera-zookeys-433-077-g003 by Paulsen M, Hawks D. Used under a CC BY 4.0 license.Oo30683-8-Apterocyclus-waterhousei by M.J. Paulsen, David C. Hawks. Used under a CC BY-SA 4.0 license.

Pronunciation

How to pronounce Apterocyclus waterhousei: /ˌæptəroʊˈsaɪkləs ˌwɔːtəˈhaʊsi/

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Identification

This is flightless, a trait shared with other members of the Apterocyclus. It can be distinguished from other Hawaiian stag beetles by its restriction to Kauai. Specific morphological diagnostic features are not documented in available sources.

Images

Distribution

to the island of Kauai in the Hawaiian Islands.

Behavior

Flightless; has been observed in multiple locations on Kauai in recent years.

Human Relevance

Conservation concern due to rarity and restricted range on a single island.

Similar Taxa

  • Apterocyclus honoluluensisAnother flightless in the same , but restricted to Oahu rather than Kauai.
  • Apterocyclus kawaiiAnother Kauai- ; specific distinguishing features between these are not documented in available sources.

More Details

Conservation status

The is considered rare with a highly restricted distribution, making it vulnerable to loss and other threats.

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Sources and further reading