Full title: The Water Beetles of Florida - an identification manual for the families Chrysomelidae, Curculionidae, Dryopidae, Dytiscidae, Elmidae, Gyrinidae, Haliplidae, Helophoridae, Hydraenidae, Hydrochidae, Hydrophilidae, Noteridae, Psephenidae, Ptilodactylidae and Scirtidae
Full text (~150MB)
Pages of the PDF:
Key to families: larvae 16 Adults 21 · Chrysomelidae 27 · Curculionidae 55 · Dryopidae 69 · Dytiscidae 75 · Elmidae 195 · Gyrinidae 221 · Haliplidae 289 · Helophoridae 255 · Hydraenidae 257 · Hydrochidae 265 · Hydrophilidae 275 · Noteridae 337 · Psephenidae 353 · Ptilodactylidae 357 · Scirtidae 359 · Checklist 403
[the first edition of the Manual
(1) had been extensively cited on guide pages]