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Une des premières abeilles du printemps, notée en mars-avril (rarement début mai) en Angleterre, surtout sur les chatons blonds des Saules
Salix. Elle vole fréquemment avec
Andrena praecox (
bwars).
Autres pollens : Prunus, Alnus glutinosa, Tussilago farfara, Taraxacum officinale...
Parasitée par
Nomada leucophthalma (
bwars.
Face couverte de poils brun noir (clairs chez
A. praecox), clypeus densément ponctué, tergites 1-4 à très longs poils clairs (courts poils noirs sur T3-T4 chez
A. varians). 11-14 mm.
Sources :
-
bwars.com
Espèce liée :
Voir d'autres images sur
la galerie insecte.org