Numbers
17 spp. in our area, 35 spp. total
(1)Remarks
Apparently most or all use plant resins to build nest cell walls.
Internet References
J. Kansas Entomoll. Soc. Armbrust, E. Resource Use and Nesting Behavior of
Megachile prosopidis and
M. chilopsidis with Notes on
M. discorhina (Hymenoptera: Megachilidae)