Otilioleptidae is a monotypic harvestmen family, placed within Gonyleptoidea.

It contains a single genus, Otilioleptes, and a single species, Otilioleptes marcelae .

This harvestman is a troglobite, to date only found in the lava tube known as "Doña Otilia", Payunia region, Mendoza province, Argentina.

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