Mason bee is a name now commonly used for species of bees in the genus Osmia, of the family Megachilidae. Mason bees are named for their habit of using...

while most species (>90%) – including mason bees, carpenter bees, leafcutter bees, and sweat bees – are solitary. Bees are found on every continent except...

Osmia lignaria, commonly known as the orchard mason bee or blue orchard bee, is a megachilid bee that makes nests in natural holes and reeds, creating...

in 1858, and given the common name "Wallace's giant bee"; it is also known as the "giant mason bee". It was thought to be extinct until it was rediscovered...

Michigan Mason, Nevada Mason, New Hampshire Mason, Ohio Mason, Oklahoma Mason, South Dakota Mason, Tennessee Mason, Texas Mason, West Virginia Mason (town)...

as in other bee families), and their typically elongated labrum. Megachilid genera are most commonly known as mason bees and leafcutter bees, reflecting...

rufa) is a species of mason bee, and is known as the red mason bee due to its covering of dense gingery hair. It is a solitary bee that nests in holes or...

Osmia calaminthae, commonly known as the blue calamintha bee, is a rare species of mason bee known only from two small areas in Florida, United States...

bee Osmia leaiana, orange-vented mason bee Osmia niveata, Jersey mason bee Osmia parietina, wall mason bee Osmia pilicornis, fringe-horned mason bee Osmia...

Osmia californica is a megachilid bee, or mason bee. Native to North America, the mason bees are important pollinators, with O. california pollinating...