Fig. 10 in Nests, Petal Usage, Floral Preferences, and Immatures of Osmia (Ozbekosmia) avosetta (Megachilidae: Megachilinae: Osmiini), Including Biological Comparisons with Other Osmiine Bees

Fig. 10. Female of Osmia avosetta with a petal in its mandibles approaching nest entrance (photo J.S. Ascher). Figures 11–15. Cells of Osmia avosetta. 11. Open cell, side view. 12. Close-up of neck of same, showing sequence of plating of petals. 13. Closed cell, side view. 14. Top of same showing inward folded petals of outer envelope. 15. Same cell, now with top of outer envelope removed revealing soil closure and soil lining, and some inner petal lining where soil lining removed (arrow). (Photos J.G. Rozen).