Top Results for Mason

Osmia bicolor is a species of mason bee native to Europe, belonging to the family Megachilidae. The insect is distinguished by its specialized nesting behavior, wherein females seek out empty snail shells to lay their eggs and provision them with pollen. After depositing an egg, the female carefully...

Osmia leaiana is a solitary species of mason bee belonging to the family Megachilidae. It is widely distributed across Europe and plays a significant ecological role as a pollinator of various wildflowers and garden plants. Unlike some other mason bees that use mud, this species is specifically know...

Osmia aurulenta is a solitary mason bee species widespread across Europe, easily recognized by its distinctive nesting behavior. Unlike other bees that dig burrows or use plant stems, females of this species exclusively build their nests inside the empty shells of terrestrial snails. The bee partiti...

Osmia niveata is a European species of solitary mason bee in the family Megachilidae, described by Johan Christian Fabricius in 1804. It is included in modern European wild-bee checklists and is recorded by bee-survey organizations as a member of the Osmia genus. Like other mason bees, it nests with...

Osmia bucephala is a North American solitary bee in the family Megachilidae, commonly called the large-headed mason bee or bufflehead mason bee. It belongs to Osmia, a genus whose females typically provision nests in pre-existing cavities such as dead wood or hollow plant stems, partitioning cells w...

Osmia chalybea is a solitary mason bee species found in North America. It is distinguished by a dark metallic blue body and belongs to Osmia, a genus whose females generally use cavities or other small spaces for nesting and provision their offspring with collected pollen. The species is relevant to...

Osmia marginata is a solitary mason bee in the family Megachilidae and is native to North America rather than Europe. It was described by Charles D. Michener in 1936 and is associated with arid regions of the southwestern United States, including parts of California, Nevada, and Utah. Its nesting bi...

Osmia atriventris is a solitary bee commonly known as the Maine blueberry bee. It is a native North American pollinator associated particularly with blueberry flowers, and research and extension programs have examined its value in blueberry and cranberry production. Females carry pollen on the under...

Osmia integra is a solitary mason bee native to North America. It emerges in late spring and is associated with pollination of native woodland plants. As a solitary bee, it does not live in a permanent eusocial colony like honey bees; its significance is instead tied to its individual nesting and po...

Osmia nigrifrons is a North American mason bee in the family Megachilidae. It was described by Ezra Townsend Cresson in 1878 and belongs to the genus Osmia, whose members are solitary bees that generally nest in cavities or other enclosed spaces. NatureServe records a strong association with plants...

Osmia texana is a species of solitary mason bee native to North America and associated particularly with Texas in its common treatment. The species was described by Ezra Townsend Cresson in 1872. Like other mason bees, it does not form a large social colony, and it uses chewed plant material to cons...

Osmia conjuncta, commonly called the eastern snail shell mason bee, is a solitary bee in the family Megachilidae native to North America. Unlike many Osmia species that use cavities in stems or wood, females place their nests in empty snail shells, selecting shells according to size, color, and surr...

Osmia bruneri is a mason bee species native to North America, notable for its brownish coloration and its behavior of constructing nest cells using masticated plant matter.

Osmia distincta is a species of solitary mason bee in the genus Osmia. Unlike social honey bees, solitary mason bees generally do not maintain a colony with a queen and worker caste; individual females construct and provision their own nests. The species was described by Ezra Townsend Cresson in 186...

Osmia proxima is a solitary North American mason bee in the family Megachilidae, commonly called the friendly mason bee. It has a broad distribution in Canada and the United States, including areas west of the Rocky Mountains, the Northeast, and the Appalachian region. The species nests in pre-exist...

Osmia georgica, commonly called the Georgia mason bee, is a solitary bee in the family Megachilidae. The species is native across broad areas of eastern North America and northeastern Mexico, and females carry collected pollen on hairs beneath the abdomen rather than in pollen baskets on the legs. I...

Osmia virga is a species of solitary mason bee in the genus Osmia, a group of bees that construct individual nests rather than living in colonies with workers. It is also known as the twig mason bee and is part of the North American bee fauna. As in other Osmia species, a female provisions her own n...

Osmia pumila is a small solitary mason bee in the family Megachilidae, native to parts of North America and also recorded in Central America. It is known as the Dwarf Mason Bee and has a dark body that can show a metallic blue-green sheen in suitable light. The species nests in pre-existing cavities...

Osmia tersula is a solitary mason bee in the family Megachilidae and is native to North America. It is also called the wide-banded mason bee or neat mason bee in North American bee references; its recorded type locality is Hudson's Bay, although that historical locality may cover a broad area. Femal...