A key to Grouvellinus Champion, 1923 from mainland China with descriptions of two new species (Coleoptera, Elmidae)


	Habitus. 5–6 G. babai babai Nomura, 1963 7–8 G. hydropetricus Jeng & Yang, 1998, paratype 5, 7 dorsal view 6, 8 ventral view. Scale bar: 1 mm. Photograph by Dongju Bian.

Part of: Dongju B, Sun H (2016) A key to Grouvellinus Champion, 1923 from mainland China with descriptions of two new species (Coleoptera, Elmidae). ZooKeys 623: 89-104. https://doi.org/10.3897/zookeys.623.9610