Primary type information:
Primary type material: syntype worker, syntype queen, syntype male (each illustrated). Primary type locality: Switzerland: “mountainous region of our country” (no further data). Primary type depository: unknown.
Type notes:
1) No indication of number of specimens is given. 2) According to Horn & Kahle, 1935: 121, Imhoff material is in MCZC and NHMB, but their publication has no entry for Labram.