FIGURES 9–11 in Nest Site Selection and Nesting Behavior of the Bee Lithurgopsis apicalis (Megachilidae: Lithurginae)

FIGURES 9–11. Diagrams of nest found near Dos Cabezas, Cochise County, Arizona. 9. Entire nest, side view containing two burrows, with close-up of section containing three cells, one of which had not been closed. 10. Single cell containing two eggs, each associated with small open space ("egg chamber") and with disc of firmer provisions. 11. Close-up of disc and egg.