June bug

Short definition from Wiktionary

Noun

1. 1
   Any of several species of beetles: Phyllophaga, a genus of beetles in the subfamily Melolonthinae of the family Scarabaeidae, also known as June beetles.
2. 2
   Any of several species of beetles: green June beetle (Cotinis nitida), of the southeastern United States
3. 3
   Any of several species of beetles: ten-lined June beetle (Polyphylla decemlineata), of the western United States and Canada
4. 4
   Any of several species of beetles: fig-eater or figeater beetle (Cotinis mutabilis), of the western and southwestern United States
5. 5
   Any of several species of beetles: European chafer (Rhizotrogus majalis/Amphimallon majalis), a beetle native to continental Europe, but now also in North America