Literature references

2 literature references for Hydrophilus niger Eichler, G., 1876:

Author: Gmelin, J. F.
Year: 1790
Title: Caroli a Linné, … Systema naturae per regna tria naturae, secundum classes, ordines, genera, species, cum characteribus, differentiis, synonymis, locis. Editio decima tertia, aucta, reformata. Vol. 1, part 4, pp. 1517-2224.
Source: G. E. Beer, Lipsiae.
Author: Eichler, G.
Year: 1876
Title: Hydrophilus piceus und aterrimus.
Source: Entomologische Nachrichten, 2 (11): 168.