the root (no rank)
Eukaryota (domain)
Metazoa (kingdom)
Arthropoda (phylum)
Hexapoda (superclass)
Insecta (class)
Hymenoptera (order)
Apocrita (suborder)
Aculeata (superfamily)
Apidae (family)
Megabombus (genus)
Megabombus pennsylvanicus (species)
American common bumblebee (primary common name)
[show inferior taxa]