Phyllophaga micans

(Knoch, 1801)

May beetle, June beetle

micans is a in the , commonly known as a or . measure 15–17 mm in length and are characterized by a dark body with a distinctive pale, -like coating. The is found in eastern and central North America, where adults feed on hardwood trees. Like other members of the Phyllophaga, develop as in soil, feeding on roots.

Image from page 133 of "Bulletin" (1918) (14782703804) by Internet Archive Book Images. Used under a No restrictions license.

Pronunciation

How to pronounce Phyllophaga micans: //fɪˈlɒfəɡə ˈmaɪkənz//

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Identification

The pale, -like coating on the dark body is distinctive and aids in field identification. can be distinguished from other by this appearance combined with the 15–17 mm size range. Definitive identification to species level typically requires examination of male or female , as is common for the . The species is most similar to other eastern North Phyllophaga, but the dust-like coating is a notable visual marker.

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Distribution

Eastern and central North America. Ranges from Connecticut and New York in the north, south to Georgia, and west to Kansas and Texas. Present in states including Florida, Georgia, Indiana, Iowa, Kansas, Louisiana, Maryland, Massachusetts, Mississippi, Missouri, South Carolina, Texas, and Wisconsin.

Seasonality

are active during typical season, generally late spring through early summer. Most exhibit adult in May and June, though specific for P. micans is not well documented.

Diet

feed on hardwood trees. feed on roots of grasses and other plants while developing in soil.

Life Cycle

with , , , and stages. Larvae are that develop in soil, feeding on roots. occurs in soil. Adults emerge and feed on above-ground plants. Specific timing of developmental stages is not well documented for this .

Behavior

are and attracted to lights. They are capable of . move vertically in soil seasonally, positioning nearer the surface during warmer periods.

Ecological Role

function as soil-dwelling root . serve as folivores on hardwood trees. The is part of the broader complex that supports including Pelecinus polyturator and Myzinum species, which use Phyllophaga as .

Human Relevance

Occasionally reported as a pest of , though specific economic impact of P. micans is not well quantified. Like other , may damage roots of agricultural plants and turf, while can affect hardwood trees.

Similar Taxa

  • Phyllophaga cribrosaSimilar oval, convex body and dark coloration, but P. cribrosa lacks the -like coating, has distinct longitudinal elytral furrows, is flightless, and has a more western distribution (Oklahoma, Texas).
  • Other Phyllophaga speciesMany eastern North share general body form and size; P. micans is distinguished by the distinctive pale, -like coating combined with its specific size range and geographic distribution.

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Sources and further reading