Subfamily Megachilinae Latreille

Tribe Lithurgini Newman

This is a primitive tribe, thought to be the sister taxa to all other tribes in the Megachilinae. Nests are typically in dry wood.

Genus Lithurgopsis Fox, 1902, 1 taxa

This genus contains species that are specialists on Cactaceae.

Megachilidae: Lithurgopsis gibbosa (Smith, 1853)

County Records: Alachua, Brevard, Clay, Highlands, Madison, Martin, Miami-Dade, Putnam, Suwanee, Volusia

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Locations: Archbold Biological Station, Cocoa Beach, Kanapaha Prairie, Ordway-Swisher Biological Station, Paynes Prairie Preserve State Park

Dates: March - June, Mitchell records January - July in Florida

Plants: oligolege of Opuntia possibly other Cactaceae, Cirsium horridulum. Males - Calamintha ashei