Ephydrolithus

Ephydrolithus is a Neotropical genus of water scavenger beetle in the family Hydrophilidae represented by five described species known from Brazil.

Taxonomy
The genus Ephydrolithus was described for the first time by Girón & Short in 2019.

It belongs in the subfamily Acidocerinae and contains three described species from Brazil (Bahía, Minas Gerais).

Description
Small beetles (1.8–3.3 mm), yellowish-brown to dark brown in coloration, with relatively short maxillary palps. A complete diagnosis was presented by Girón and Short.

Habitat
According to Girón and Short "All known species are exclusively associated with rock seepages".

Species

 * 1) Ephydrolithus hamadae Girón and Short, 2019
 * 2) Ephydrolithus minor Girón and Short, 2019
 * 3) Ephydrolithus ogmos Girón and Short, 2019
 * 4) Ephydrolithus spiculatus Girón and Short, 2019
 * 5) Ephydrolithus teli Girón and Short, 2019