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


	Habitus. 1–2 Grouvellinus orbiculatus sp. n., holotype 3–4 G. sagittatus sp. n., holotype 1, 3 dorsal view 2, 4 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