''Leptothrix'' may refer to:
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''Leptothrix'' (bacterium), a genus of bacteria in the order
Burkholderiales
The Burkholderiales are an order of ''Betaproteobacteria'' in the phylum ''Pseudomonadota''.George M. Garrity: '' Bergey's Manual of Systematic Bacteriology''. 2. Auflage. Springer, New York, 2005, Vol. 2: ''The Proteobacteria Part C: The Alpha-, ...
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''Leptothrix'' (spider), a genus of spiders in the family
Linyphiidae
Linyphiidae, spiders commonly known as sheet weavers (from the shape of their webs), or money spiders (in the United Kingdom, Ireland, Australia, New Zealand, and Portugal) is a family of very small spiders comprising 4706 described species in 6 ...
{{Disambiguation, Genus