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Osmia lignaria, commonly known as the orchard mason bee or blue orchard bee, [1] is a megachilid bee that makes nests in natural holes and reeds, creating individual cells for its brood that are separated by mud dividers.
Unfortunately, “like all pollinators, mason bees are threatened by habitat destruction,” says Becky Griffin, a pollinator health associate with the University of Georgia’s Great Southeast ...
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 mud or other "masonry" products in constructing their nests , which are made in naturally occurring gaps such as between cracks in stones or other small dark cavities.
A leaf-cutter bee showing abdominal scopa. Megachilidae is a cosmopolitan family of mostly solitary bees.Characteristic traits of this family are the restriction of their pollen-carrying structure (called a scopa) to the ventral surface of the abdomen (rather than mostly or exclusively on the hind legs as in other bee families), and their typically elongated labrum. [1]
Osmia spinulosa is distributed from the Spanish foothills of the Pyrenees across Europe, Asia Minor, Caucasus and western Central Asia to the Central Siberian mountains (Tomsk, Kemerovo, Altai Republic); north to South Wales and Central England, in Scandinavia to 60 ° N in Norway and Sweden, in Russia to Kirov and Perm; south to Sicily and southern Bulgaria.
They are considered mason bees, which is a common descriptor of bees in several families, including Megachilidae. Within the genus Megachile , frequently also referred to as leafcutter bees , M. campanulae is a member of the subgenus Chelostomoides , which do not construct nests from cut leaves, but rather from plant resins and other materials.
Osmia xanthomelana, the large mason bee, is a species of mason bee in the genus Osmia.It has a wide distribution in the Palearctic but it is rare wherever it occurs and, for example, in Great Britain it has a highly restricted distribution, although in the past it was a little more widespread there.
Anthidium manicatum, commonly called the European wool carder bee, [1] is a species of bee in the family Megachilidae, the leaf-cutter bees or mason bees. [ 2 ] They get the name " carder " from their behaviour of scraping hair from leaves [ 3 ] such as lamb's ears ( Stachys byzantina ).