Genotype designations of the genera Hydrophilus and Hydrochara. American Museum novitates ; no. 507

Mutchler, Andrew Johnson.2005-10-062005-10-061931http://hdl.handle.net/2246/30413 p. ; 24 cm.Includes bibliographical references.325129 bytesapplication/pdfen-USQL1 .A436 no.507, 1931HydrophilusHydrousHydrocharaHydrophilidae -- Type specimens.Hydrophilidae -- Classification -- History.Water beetles -- Type specimens.Water beetles -- Classification -- History.Genotype designations of the genera Hydrophilus and Hydrochara. American Museum novitates ; no. 507Hydrophilus and Hydrocharatext