Elmomorphus sausai is a species of beetle of the family Dryopidae. This species is found in Vietnam.

Description Adults reach a length of 3.07–3.15 mm (males) and 3.15–3.28 mm (females). Their body is ovate and black, while the mouthparts, antennae, trochanters, proximal portions of the femora, and tarsi are reddish brown.

Etymology The species is named in honour of Ondrej Šauša, a Slovak entomologist who collected the holotype.Taxonomic revision of the genus Elmomorphus Sharp, 1888.II. Redescription of the genus and review of the species from India, Nepal, Bhutan, Myanmar, China, Thailand, Laos, Cambodia, and Vietnam (Coleoptera: Dryopidae)

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