Chaetocnema protensa

LeConte, 1878

Chaetocnema protensa is a of flea beetle in the Chrysomelidae, described by LeConte in 1878. It is native to North America with documented occurrences in Canada (Alberta, British Columbia, Manitoba) and the United States. As a member of the Alticinae, it possesses the enlarged hind characteristic of flea beetles that enable jumping locomotion. Published information on its and remains limited.

Pronunciation

How to pronounce Chaetocnema protensa: /ˌkiːtəˈknɛmə proʊˈtɛnsə/

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Distribution

North America; specifically recorded from Alberta, British Columbia, and Manitoba in Canada, with additional records from the United States.

Similar Taxa

  • Chaetocnema quadricollisBoth are small flea beetles in the Chaetocnema; C. quadricollis is distinguished by its association with Hibiscus (rosemallow) plants and has been documented in Missouri, whereas C. protensa has not been recorded from this region.
  • Chaetocnema pulicariaSimilar small, dark flea beetle in the same ; C. pulicaria is distinguished by its economic importance as a pest of corn and of Stewart's wilt , with a distribution concentrated in southern and midwestern U.S. corn-growing regions.

More Details

Taxonomic history

The was described by John Lawrence LeConte in 1878. The Chaetocnema was revised for North America by White (1996), though specific treatment of C. protensa in this revision has not been extracted from available sources.

Data limitations

Available sources provide minimal biological or ecological information for this . The iNaturalist database contains only a single observation, and published literature appears sparse compared to such as C. quadricollis and C. pulicaria.

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