Limosilactobacillus is a thermophilic and heterofermentative genus of lactic acid bacteria created in 2020 by splitting from Lactobacillus.

[1] The name is derived from the Latin limosus "slimy", referring to the property of most strains in the genus to produce exopolysaccharides from sucrose.

[2][1] The genus currently includes 31 species or subspecies, most of these were isolated from the intestinal tract of humans or animals.

reuteri, Limosilactobacillus pontis and other limosilactobacilli occur frequently in back-slopped cereal fermentations [9] while Lm.

The following species are effectively but not validly described:Limosilactobacillus walteri (Sahora et al. 2023)[18] Limosilactobacillus allomucosae (Chen et al.. 2024)[19]The currently accepted taxonomy is based on the List of Prokaryotic names with Standing in Nomenclature[17] and the phylogeny is based on whole-genome sequences.