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Coleoptera of Great Smoky Mountains National Park Species Pages

Family Eucnemidae

            Tribe Melasini

 Melasis pectinicornis Melsheimer

Description and Taxonomy

Length 4-8.5mm. This species may be diagnosed by the lack of antennal grooves on hypomera, pectinate anttenae and flattened wide tibiae.  In the Nearctic Region, the genus is represented by four species, only one of them distributed in the East (Muona 2000) and found in the Smokies.

Life History

The only specimen from the GSMNP was collected with Malaise trap in late March at Twin Creeks ATBI plot (625 m elevation). The species is known to develop in various species of trees, i.e. Acer (seems to be preferred host), Betula, Fagus, Quercus, Nyssa and Ulmus (Muona 2000).

Distribution

Widespread and fairly common throughout eastern North America as far south as Alabama, Florida, Louisiana and south-eastern Texas and north to new Hampshire and New York (Muona 2000).

Conservation Concerns

Not under threat.

 

Locality records in GSMNP.

Acknowledgements

Development of these pages was supported by grants from Discover Life in America and the National Science Foundation (DEB-0516311). .

References

Muona, J. 2001.  A revision of North American Eucnemidae. Acta Zoologica Fennica 212: 1-106.

 

Posted 5 Feb. 2007, A. K. Tishechkin, Louisiana State Arthropod Museum.

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