The May Beetle - P. cribrosa is typically 0.6 inches to 0.9 inches (16mm to 23mm) in size and has the following descriptors / identifiers: round; big; long legs; black body; shiny ridges on back; flying.
It has a typical diet of the following: grass.
Territorial Area Map (Visual Reference Guide)
The map below showcases (in blue) the states and territories of North America where the May Beetle - P. cribrosa may be found (but is not limited to). This sort of data can be useful in seeing concentrations of a particular species over the continent as well as revealing possible migratory patterns over a species' given lifespan. Some species are naturally confined by environment, weather, mating habits, food resources and the like while others see widespread expansion across most, or all, of North America.