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Albert Jan Becking: Maskenbiene . Hylaeus sp. (Fabricius, 1793) . Masked bee . Maskerbij
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Albert Jan Becking: Knautien-Sandbiene . Andrena hattorfiana (Fabricius 1775) . Andrène de la scabieuse / Andrène de la knautie . Large scabious mining bee . Knautiabij
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Albert Jan Becking: Knautien-Sandbiene . Andrena hattorfiana (Fabricius 1775) . Andrène de la scabieuse / Andrène de la knautie . Large scabious mining bee . Knautiabij
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Albert Jan Becking: Hahnenfuß-Scherenbiene . Chelostoma florisomne (Linnaeus 1758) . Large scissor-bee . Ranonkelbij
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Albert Jan Becking: Frühlings-Pelzbiene . Anthophora plumipes (Pallas 1772) . Hairy-footed flower bee . Gewone sachembij
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Albert Jan Becking: Rostrote Mauerbiene . Osmia bicornis (Linnaeus 1758) . Osmie rousse . Red mason bee . Rosse metselbij
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Albert Jan Becking: Aschgraue Sandbiene . Andrena cineraria (Linnaeus 1758) . Ashy mining bee . Asbij
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Albert Jan Becking: Weiden-Sandbiene . Andrena vaga (Panzer 1799) . Grey-backed Mining bee . Grijze zandbij
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Albert Jan Becking: Gehörnte Mauerbiene . Osmia cornuta (Latreille, 1805) . Osmie cornue . European orchard bee . Gehoornde metselbij
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Albert Jan Becking: Gehörnte Mauerbiene (Männchen) . Osmia cornuta (Latreille, 1805) . Osmie cornue . European orchard bee . Gehoornde metselbij
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Albert Jan Becking: Ackerhummel . Bombus pascuorum (Scopoli, 1763) . Bourdon des champs . Common carder bee
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Albert Jan Becking: Ackerhummel . Bombus pascuorum (Scopoli, 1763) . Bourdon des champs . Common carder bee
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Albert Jan Becking: Efeu-Seidenbiene . Colletes hederae (Schmidt & Westrich 1993) . Abeille du lierre / Collète du lierre . Ivy bee . Klimopbij
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Albert Jan Becking: Ackerhummel . Bombus pascuorum (Scopoli 1763) . Bourdon des champs . Common carder bee
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Albert Jan Becking: Efeu-Seidenbiene . Colletes hederae (Schmidt & Westrich 1993) . Abeille du lierre / Collète du lierre . Ivy bee . Klimopbij
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Albert Jan Becking: Ackerhummel . Bombus pascuorum (Scopoli 1763) . Bourdon des champs . Common carder bee
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Albert Jan Becking: Wald-Kuckuckshummel . Bombus sylvestris (Lepeletier 1832) . Psithyre sylvestre . forest cuckoo bumblebee / Four-coloured cuckoo bee . Vierkleurige koekoekshommel
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Albert Jan Becking: Bunte Hummel / Waldhummel . Bombus sylvarum (Linnaeus 1761) . Shrill carder bee . Boshommel
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Albert Jan Becking: Gelbbindige Furchenbiene . Halictus scabiosae (Rossi 1790) . Halicte de la scabieuse . Great banded furrow-bee
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Albert Jan Becking: Gartenhummel . Bombus hortorum (Linnaeus 1761) . Bourdon des jardins . Garden bumblebee . Tuinhommel
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Albert Jan Becking: Böhmische Kuckuckshummel . Bombus bohemicus (Seidl 1838) (?) / Keusche Kuckuckshummel . Bombus vestalis (Geoffroy 1785) (?)
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Albert Jan Becking: Knautien-Sandbiene . Andrena hattorfiana (Fabricius 1775) . Knautiabij
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Albert Jan Becking: Knautien-Sandbiene . Andrena hattorfiana (Fabricius 1775) . Knautiabij
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Albert Jan Becking: Knautien-Sandbiene . Andrena hattorfiana (Fabricius 1775) . Knautiabij
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Albert Jan Becking: Ackerhummel . Bombus pascuorum (Scopoli 1763) . Bourdon des champs . Common carder bee
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Albert Jan Becking: Gemeine Sandbiene (?) . Andrena flavipes (Panzer 1799) . Andrène à pattes jaunes
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Albert Jan Becking: Gewöhnliche Furchenbiene (?) . Halictus simplex (Blüthgen 1923)
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Albert Jan Becking: Rostrote Mauerbiene . Osmia bicornis / Osmia rufa (Linnaeus 1758) . Osmie rousse . Red mason bee . Rosse metselbij
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Albert Jan Becking: Gemeine Sandbiene (?) . Andrena flavipes (Panzer 1799) . Andrène à pattes jaunes
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Albert Jan Becking: Rostrote Mauerbiene . Osmia bicornis / Osmia rufa (Linnaeus 1758) . Osmie rousse . Red mason bee . Rosse metselbij