Jerarquía taxonómica:
Crabronidae → Bembecinus quinquespinosus (Say, 1823)

Familia:
Crabronidae

Autor:
(Say, 1823)

Sinónimos:
Nysson quinquespinosus Say, 1823
Stizus godmani Cameron, 1890
Stizus lineatus Cameron, 1890
Stizus flavus Cameron, 1890
Stizus agilis Cameron, 1890
Nysson cressoni Cameron, 1904
Stizus flavus var. subalpinus Cockerell, 1899