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Discussion of 2018 gathering

Photos of insects and people from the 2015 gathering in Wisconsin, July 10-12

Photos of insects and people from the 2014 gathering in Virginia, June 4-7.

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Photos of insects and people from the 2012 gathering in Alabama

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Species Hydrophilus ovatus

Water Scavenger Beetle - Hydrophilus ovatus water scavenger beetle - Hydrophilus ovatus beetle - Hydrophilus ovatus  Giant Water Scavenger Beetle - Hydrophilus ovatus Hydrophilus - Hydrophilus ovatus Hydrophilus - Hydrophilus ovatus Hydrophilus ovatus  - Hydrophilus ovatus Hydrophilus? - Hydrophilus ovatus
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Polyphaga (Water, Rove, Scarab, Long-horned, Leaf and Snout Beetles)
No Taxon (Series Staphyliniformia)
Superfamily Hydrophiloidea (Water Scavenger and Clown Beetles)
Family Hydrophilidae (Water Scavenger Beetles)
Subfamily Hydrophilinae
Tribe Hydrophilini
Genus Hydrophilus (Giant Water Scavenger Beetles)
Species ovatus (Hydrophilus ovatus)
Explanation of Names
Hydrophilus (Dibolocelus) ovatus (Gemminger & Harold 1868)
30-35 mm(1)
prosternum bilobed (undivided in Hydrophilus s. str., where other NA spp. belong)(1); body broader and usually smaller than in H. triangularis
e. NA (ON-MI to FL-TX)(2)(3); more common in south
Apr-Nov in SC(4)
larvae feed on snails(1)
the only member of the subgen. Dibolocelus in our area(1)
Print References
Archangelsky M., Durand M.E. (1992) Description of the preimaginal stages of Dibolocelus ovatus Gemminger and Harold 1868 (Coleoptera: Hydrophilidae: Hydrophilinae). Aquat. Insects 14: 107-116.
Works Cited
1.The Water Beetles of Florida
Epler J.H. 2010. Florida Department of Environmental Protection. Tallahassee. 414 pp.
2.An Illustrated Inventory of the Beetles (Coleoptera) of Lick Creek Park, College Station, Texas
Edward G. Riley. 2013. Texas A&M University, Dept. Entomology, College Station.
3.Checklist of the Water Beetles of Florida.
Epler, J.H. 2010. Self-published on the Web.
4.Water Beetles of South Carolina
Janet Ciegler. 2003. Clemson University.