Osmia (Osmia) mustelina Gerstaecker, 1869

Distribution: WEST PALAEARCTIC: especially southern Europe to Turkey (Müller 2021).

Local distribution fig. 13.12

Unpublished records. GBIF 2021, SEMC:

N. Lebanon, Cedern b. Becharré [Bcharre], 1900 m, 3–6.VI.1931, 1♀, det. Zanden G, leg. Zerny.

Literature. Mavromoustakis (1963): Listed under Osmia (Osmia) emarginata Lepeletier, 1841 .

Osmia emarginata does not occur in the south-eastern Mediterranean region (Müller 2021), and these records are reassigned to O. mustelina . This issue was addressed by Ungricht el al. (2008), and indeed, the taxon is often confused with O. emarginata (Tkalcu, 1971) .

N. Lebanon, Cedars, 30.VI.1960, 3♀, det. & leg. Mavromoustakis G.A.

Material examined. N. Lebanon: Arz Bcharre, 1914 m, 9.V.2017, 4♂, leg. Boustani M., coll. MBOU. Additional 21♀ and 3♂ from 16 records between 12.V.2017 and 12.VII.2019 from Bcharre, Jord Tannourine, Hadath El Jebbeh, and Arz Tannourine .

Flower records. Boraginaceae: Anchusa hybrida, Solenanthus stamineus; Fabaceae: Onobrychis cornuta, Vicia canescens, Vicia tenuifolia; Geraniaceae: Geranium tuberosum; Rubiaceae: Galium sp.; Lamiaceae: Lamium striatum .

This species’ floral preferences as observed by Haider et al. (2013) include Fabaceae and Boraginaceae that are also observed here.