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.

Pronunciation
How to pronounce Phyllophaga micans: //fɪˈlɒfəɡə ˈmaɪkənz//
These audio files are automatically generated. While they are not always 100% accurate, they are a good starting point.
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.
Images
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.
Sources and further reading
- BugGuide
- Wikipedia
- GBIF taxonomy match
- iNaturalist taxon
- NCBI Taxonomy
- Catalogue of Life
- The Day That The Beetles Invaded the Bohart | Bug Squad
- Bug Eric: The American Pelecinid Wasp
- Bug Eric: Wasp Wednesday: Myzinum
- May | 2016 | Beetles In The Bush
- Acrididae | Beetles In The Bush | Page 4
- economic pests | Beetles In The Bush