Primary type information:
Type-material: holotype male. Type-locality: Switzerland: mouth of Laggin Valley into southern valley of Simplon Pass, nr Simplonsdorf VS, ca 1300 m., vii.1951, in nest of Leptothorax acervorum (H. Kutter). Type-depository: NHMB.
Secondary type information:
Paratype-material: 2 paratype males. Paratype-locality: same as for holotype. Paratype-depository: NHMB.