FIGURE 5–10. 5 in Palaearctic Chelostoma bees of the subgenus Gyrodromella (Megachilidae, Osmiini): biology, taxonomy and key to species

FIGURE 5–10. 5: Chelostoma clypeale, head of female. 6: Chelostoma clypeale: terga 4–7 of male. 7: Chelostoma clypeale, sterna 2–4 of male. 8: Chelostoma tonsum, head of male. 9: Chelostoma tonsum, terga 4–7 of male. 10: Chelostoma tonsum, sterna 2–3 of male.Published as part of Müller, Andreas, 2015, Palaearctic Chelostoma bees of the subgenus Gyrodromella (Megachilidae, Osmiini): biology, taxonomy and key to species, pp. 408-420 in Zootaxa 3936 (3) on page 413, DOI: 10.11646/zootaxa.3936.3.6, http://zenodo.org/record/23828