Microthurge

Superregnum: Eukaryota
Cladus: Unikonta
Cladus: Opisthokonta
Cladus: Holozoa
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Cladus: Protostomia
Cladus: Ecdysozoa
Cladus: Panarthropoda
Phylum: Arthropoda
Subphylum: Hexapoda
Classis: Insecta
Cladus: Dicondylia
Subclassis: Pterygota
Cladus: Metapterygota
Infraclassis: Neoptera
Cladus: Eumetabola
Cladus: Endopterygota
Superordo: Hymenopterida
Ordo: Hymenoptera
Subordo: Apocrita
Superfamilia: Apoidea

Familia: Megachilidae
Subfamilia: Megachilinae
Tribe: Lithurgini
Genus: Microthurge
Species: M. corumbae – M. friesei – M. furcatus – M. pharcidontus – M. pygmaeus
Name

Microthurge Michener, 1983: 181

Type species: Lithurgus pharcidontus Moure (original designation).
References
Primary references

Michener, C.D. 1983. The classification of the Lithurginae (Hymenoptera: Megachilidae). Pan-Pacific Entomologist 59(1-4): 176–187. BHL Reference page.
Griswold, T.L. 1991. A review of the genus Microthurge (Hymenoptera: Megachilidae). Pan-Pacific Entomologist 67(2): 115–118. BHL Reference page.