Literature
- Amiet, F. 1994. Liste rouge des abeilles menacées de Suisse. In: P. Duelli (ed.), Listes rouges des espèces animales menacées de Suisse, pp. 38-44. Office fédéral de l’environnement, des forêts et du paysage, Berne.
- Ascher, J.S. and Pickering, J. 2014. Discover Life bee species guide and world checklist (Hymenoptera: Apoidea: Anthophila): http://www.discoverlife.org/mp/20q?guide=Apoidea_species.
- Baldock, D., Wood, T., Cross, I., Smit, J. 2018. The Bees of Portugal (Hymenoptera: Apoidea: Anthophila) – Entomofauna Suppl. S22: 1–164.
- Banaszak, J. and Dochkova, B. 2014. Bees (Hymenoptera, Apoidea, Apiformes) in the agricultural landscape of Bulgaria: species diversity Journal of Apicultural Science Vol. 58 No. 1 pp. 29-49.
- Banaszak, J. and Romasenko, L. 2001. Megachilid Bees of Europe, Second Edition. Bydgoszcz.
- Dewulf, A. & Praz, C. 2014. Megachile pilidens. The IUCN Red List of Threatened Species 2014: e.T19198831A50142098. Downloaded on 19 October 2017.
- Filatov, M.A., Ivanov, S.P., Budashkin, Y.I. 2006. .
- Gogala, A. 2013. Bee Fauna of Slovenia: Checklist of Species (Hymenoptera, Apoidea). . Available at: http://www2.pms-lj.si/andrej/apoidea.htm.
- Ivanov, S. P., Andriychenko A. S., Fateryga A. V. 2005. in “Ecosystems of the Crimea, their optimization and conservation”. – Symferopol, 15: 86-97.
- Kuhlmann, M., Ascher, J.S., Dathe, H.H., Ebmer, A.W., Hartmann, P., Michez, D., Müller, A., Patiny, S., Pauly, A., Praz, C., Rasmont, P., Risch, S., Scheuchl, E., Schwarz, M., Terzo, M., Williams, P.H. et al. 2012. Checklist of the Western Palaearctic bees: http://westpalbees.myspecies.info. Available at: http://westpalbees.myspecies.info. (Accessed: 1st November 2017).
- Matache, I & Ban, C. 2006. Family Megahilidae (Hymenoptera: Apoidea) in Dobrogea (Romania). Travaux du Museum NHN “Grigore Antipa” XLIX. pp297-306.
- Mudri-Stoinić, S., Andrić, A., Józan, Z., Vujić, A. 2012. Pollinator diversity (Hymenoptera and Diptera) in semi-natural habitats in Serbia during summer. Arch. Biol. Sci., Belgrade, 64 (2), 777-786.
- Nieto, A., Roberts, S.P.M., Kemp, J., Rasmont, P., Kuhlmann, M., García Criado, M., Biesmeijer, J.C., Bogusch, P., Dathe, H.H., De la Rúa, P., De Meulemeester, T., Dehon, M., Dewulf, A., Ortiz-Sánchez, F.J., Lhomme, P., Pauly, A., Potts, S.G., Praz, C., Quaranta, M., Radchenko, V.G., Scheuchl, E., Smit, J., Straka, J., Terzo, M., Tomozii, B., Window, J. and Michez, D. 2014. European Red List of bees. Luxembourg: Publication Office of the European Union.
- Peeters, T., Raemakers, I., van de Nieuwegiessen, J. and Kuper, J. 2006. De rotsbehangersbij Megachile pilidens nieuw voor Nederland. Nederlandse Faunistische Mededelingen 25: 11-18.
- Petanidou, T. 1991. Pollination ecology in a phryganic ecosystem. Aristotelian University.
- Pittioni, B., Kuhlmann, M., Notton, D., Moeller, K., Funnell, J. and Baker, E. 2014. The Pittioni Bee Collection. (Accessed: 2014.05.16).
- Praz, C.J. 2017. Subgeneric classification and biology of the leafcutter and dauber bees (genus Megachile Latreille) of the western Palearctic (Hymenoptera, Apoidea, Megachilidae). Journal of Hymenoptera Research, 55: 1–54. DOI: https://doi.org/10.3897/ jhr.55.11255.
- Stanisavljević, L. 2000. Idioekološka studija vrsta Osmia cornuta (Latr.) i O. rufa (L.) (Megachilidae, Hymenoptera) sa posebnim osvrtom na njihov status i značaj kao oprašivača biljaka. Doctoral dissertation [unpublished] Beograd.
- Westrich, P. 1989. Die Wildbienen Baden-Württembergs. Verlag Eugen Ulmer, Stuttgart, Allgemeiner Teil, pp.1-431; Spezieller Teil, pp.432-972.
- Westrich, P., Frommer, U., Mandery, K., Riemann, H., Ruhnke, H., Saure, C. and Voith, J. 2011. Rote Liste und Gesamtartenliste der Bienen (Hymenoptera, Apidae) Deutschlands - (5. Fassung, Dezember 2011) [Red List and complete species list of bees in Germany]. In: Bundesamt für Naturschutz (ed.), Rote Liste der gefährdeter Tiere, Pflanzen und Pilze Deutschlands. Band 3: Wirbellose Tiere (Teil 1) [Red List of threatened animals, plants and fungi of Germany], pp. 371-416. Bonn.