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Observations report new localities and morphological details of a rare bee species, suggesting conservation needs.
The status of a rare bee species, the black-brushed leafcutter bee Megachile nigriventris Schenck, 1870 in Poland, with remarks on its identification.Four new localities of a rare bee species, the black-brushed leafcutter bee Megachile nigriventris Schenck,in Poland are reported. Morphology of this species is described and compared with a possibly confusingspecies, the black-headed leafcutter bee M. circumcincta (Kirby, 1802). Possible ways of dispersion arealso discussed.
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Kierat et al. (2026) studied this question.
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