Dendrogram including all main spectra peak lists (MSP) of the family Leptotrichiaceae available in the Bruker Taxonomy Database; spectra of Streptobacillus ratti OGS16T, Streptobacillus notomytis AHL 370–1T, Streptobacillus hongkongensis DSM 26322T, Streptobacillus felis 131000547T, Streptobacillus moniliformis and Sebaldella termitidis NCTC 11300T reference strains were recorded using the direct transfer protocol. The dendrogram was generated using the BioTyper MSP Dendrogram Creation Standard Method (v1.4) of the MALDI BioTyper OC Software (v3.1, build 66). The database used (DB 5627, BrukerDaltonics) comprised solely 24 spectra from Streptobacillus moniliformis DSM 12112T; T type strain, ATCC: American Type Culture Collection, Rockville, USA, DSM: Deutsche Sammlung für Mikroorganismen, Braunschweig, Germany, CIP: Collection of Institute Pasteur, Paris, France, NCTC: National Collection of Type Cultures, London, UK.