Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
Clickable Guide
Interactive image map to choose major taxa Moths Butterflies Flies Caterpillars Flies Dragonflies Flies Mantids Cockroaches Bees and Wasps Walkingsticks Earwigs Ants Termites Hoppers and Kin Hoppers and Kin Beetles True Bugs Fleas Grasshoppers and Kin Ticks Spiders Scorpions Centipedes Millipedes

Calendar
Upcoming Events

National Moth Week was July 19-27, and the Summer 2025 gathering in Louisiana, July 19-27

Photos of insects and people from the 2024 BugGuide gathering in Idaho July 24-27

Moth submissions from National Moth Week 2024

Photos of insects and people from the 2022 BugGuide gathering in New Mexico, July 20-24

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

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


Genus Triodonyx

first page
previous page
1 2 3 4 5 6 7 8 9 ...
next page
last page

The Scarabaeoid Beetles of Nebraska
By Brett C. Ratcliffe & M.J. Paulsen
University of Nebraska State Museum, Vol 22, 570 pp., 2008
From the website:

"The 255 species of scarabaeoid beetles occurring in the Great Plains state of Nebraska are comprehensively reviewed. An overview of the land forms, climate, and vegetation of the state is presented. The classification of the superfamily Scarabaeoidea is reviewed, and keys to the families occurring in Nebraska are presented. Included within each family treatment are an introduction, keys to all taxa, descriptions, distributions, diagnosis, notes on biology, illustrations, and maps for all species. Literature cited, a glossary of terms, and a species checklist conclude the volume.

New North American associations of Coleoptera with Myxomycetes
By Stephenson S.L., Wheeler Q.D., McHugh J.V., Fraissinet P.R.
J. Nat. Hist. 28: 921–936, 1994

New southwestern Buprestidae and Cerambycidae with notes.
By Knull, J.N.
Ohio Journal of Science 37(5): 301-309., 1937
Full PDF

Knull, J.N. 1937. New southwestern Buprestidae and Cerambycidae with notes. Ohio Journal of Science 37(5): 301-309.

First Texas records of five genera of aquatic beetles (Coleoptera: Noteridae, Dytiscidae, Hydrophilidae) with habitat notes.
By Jasper S.K., Vogtsberger R.C.
Entomological News 107(1): 49-60., 1996
CAB Direct

Jasper S.K., Vogtsberger R.C. (1996) First Texas records of five genera of aquatic beetles (Coleoptera: Noteridae, Dytiscidae, Hydrophilidae) with habitat notes. Entomological News 107(1): 49-60.

Abstract: Five genera of aquatic beetles are reported from Texas, USA, for the first time. Species recorded include

Suphis inflatus (Noteridae),
Hoperius planatus (Dytiscidae),
Dibolocelus ovatus,
Hydrobiomorpha casta and
Sperchopsis tessellata (Hydrophilidae).

Habitat notes are reported for 4 of these.

Synopsis of adventive species of Coleoptera (Insecta) recorded from Canada. Part 4: Scarabaeoidea... [through Cleroidea]
By Klimaszewski J, Langor D, Smith A, Hoebeke E, Davies A, Pelletier G, Douglas HB, Webster RP, Bourdon C, Borowiec L, Scudder GGE
Pensoft Series Faunistica 116: 1‒215, 2017
Full title: Synopsis of adventive species of Coleoptera (Insecta) recorded from Canada. Part 4: Scarabaeoidea, Scirtoidea, Buprestoidea, Byrrhoidea, Elateroidea, Derodontoidea, Bostrichoidea, and Cleroidea 📥︎

Handbook of Zoology. Coleoptera Vol. 3: Morphology and Systematics (Phytophaga)
By Leschen R.A.B., Beutel R.G. (eds)
Walter de Gruyter, Berlin. 687 pp., 2014

Review of the American Corylophidae, Cryptophagidae, Tritomidae and Dermestidae, with other studies
By T. L. Casey
Journal of the New York Entomological Society, Vol 8, No. 2, 51-172, 1900

The Bothrideridae and Colydiidae of America north of Mexico (Coleoptera: Clavicornia and Heteromera)
By Stephan K.H.
Florida Dept. of Agriculture and Consumer Services, Division of Plant Industry. xii, 65 p., 1989
Occasional Papers of the Florida State Collection of Arthropods, Vol.6
Full text

first page
previous page
1 2 3 4 5 6 7 8 9 ...
next page
last page