Polizei, T.T.S. & Barclay, M.V.L. (2019)

First records of the genera Neocylloepus and Pilielmis (Coleoptera: Elmidae: Elminae) from Venezuela, with the description of Pilielmis shepardi sp. nov.

. Zootaxa, 4688 (2), 282–288.
https://doi.org/10.11646/zootaxa.4688.2.8