Primary type information:
Primary type material: holotype queen. Primary type locality: U.S.A.: Montana, Canyon Ferry Reservoir; Lower Oligocene (Rupelian, ca. 32.0 ± 0.1 Ma). Primary type depository: MOR. Primary type specimen: MOR-IV-2723.
Secondary type information:
Secondary type material: 1 paratype queen. Secondary type locality: same as for holotype. Secondary type depository: MOR. Secondary type specimen: MOR-IV-974.