Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
Aquatic Beetles (Insecta: Coleoptera) of Northeastern Ohio
By Eric G. Chapman
Ohio Biological Survey, 1999
ISBN: 0867271272
Cite: 488318
Distributional records for Haliplidae, Dytiscidae, Noteridae, Gyrinidae, Hydrophilidae, Psephenidae, Dryopidae, Elmidae, Ptilodactylidae. Survey area encompassed Lake, Geauga, Ashtabula, Trumbull, Portage, Mahoning, Stark, and Columbiana Counties, mapped as township records.