Life (root) » Animalia (Animals) » Arthropoda (Arthropods) » Hexapoda (Hexapods) » Insecta (Insects) » Pterygota » Hymenoptera (Ants, Bees, Wasps and Sawflies) » Apocrita (Wasps, Bees, and Ants) » Aculeata (Ants, Bees and Stinging Wasps) » Apoidea (Bees and Sphecidae) » Anthophila (Bees) » Andrenidae (Mining Bees) » Andreninae (Mining Bees) » Andrenini » Andrena » Holandrena » Andrena cressonii (Cresson's Andrena)