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Upcoming Events

BugGuide is a National Moth Week Partner. How to add your National Moth Week 2021 photos. July 17-25.

Photos of insects and people from the Spring 2021 gathering in Louisiana, April 28-May 2

National Moth Week 2020 photos of insects and people.

Photos of insects and people from the 2019 BugGuide Gathering in Louisiana, July 25-27

Discussion, insects and people from the 2018 gathering in Virginia, July 27-29

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.

Photos of insects and people from the 2013 gathering in Arizona, July 25-28

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TaxonomyBrowseInfoImagesLinksBooksData

Subfamily Dytiscinae

Phylum Arthropoda - Arthropods
Subphylum Hexapoda - Hexapods
Class Insecta - Insects
Order Coleoptera - Beetles
Suborder Adephaga - Ground and Water Beetles
Family Dytiscidae - Predaceous Diving Beetles
Subfamily Dytiscinae

Genus Dytiscus
Species alaskanus - Boreal Water Beetle
Species carolinus - Dytiscus carolinus
Species circumcinctus - Dytiscus circumcinctus
Species cordieri - Dytiscus cordieri
Species dauricus - Dytiscus dauricus
Species fasciventris - Understriped Diving Beetle
Species habilis - Dytiscus habilis
Species harrisii - Harris's Diving Beetle
Species hatchi - Dytiscus hatchi
Species hybridus - Dytiscus hybridus
Species marginicollis - Giant Green Water Beetle
Species verticalis - Vertical Diving Beetle
No Taxon Larvae
Genus Eretes
Species explicitus - Eretes explicitus
Species sticticus - Eretes sticticus
Tribe Aciliini
Genus Acilius
Species abbreviatus - Acilius abbreviatus
Species athabascae - Acilius athabascae
Species confusus - Acilius confusus
Species fraternus - Acilius fraternus
Species mediatus - Acilius mediatus
Species semisulcatus - Acilius semisulcatus
Species sylvanus - Acilius sylvanus
No Taxon Larvae
Genus Graphoderus
Species fascicollis - Graphoderus fascicollis
Species liberus - Graphoderus liberus
Species occidentalis - Graphoderus occidentalis
Species perplexus - Graphoderus perplexus
Genus Thermonectus
Species basillaris - Thermonectus basillaris
Species intermedius - Thermonectus intermedius
Species marmoratus - Sunburst Diving Beetle
Species nigrofasciatus - Thermonectus nigrofasciatus
Subspecies ornaticollis - Thermonectus nigrofasciatus ornaticollis
Subspecies nigrofasciatus - Thermonectus nigrofasciatus nigrofasciatus
Species sibleyi - Thermonectus sibleyi
Tribe Hydaticini
Genus Hydaticus
Species aruspex - Hydaticus aruspex
Species cinctipennis - Hydaticus cinctipennis
Species piceus - Hydaticus piceus
Genus Prodaticus
Species bimarginatus - Prodaticus bimarginatus
Tribe Cybistrini
Genus Cybister
Species explanatus - Cybister explanatus
Species fimbriolatus - Cybister fimbriolatus
No Taxon Larvae
Genus Megadytes
Species fraternus - Megadytes fraternus