Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
Clickable Guide
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

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.

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

Photos of insects and people from the 2012 gathering in Alabama

Photos of insects and people from the 2011 gathering in Iowa

Photos from the 2010 Workshop in Grinnell, Iowa

Photos from the 2009 gathering in Washington

TaxonomyBrowse
Info
ImagesLinksBooksData

Species Onthophagus taurus - Bull Headed Dung Beetle

Scarab Beetle - Onthophagus taurus - male Scarab Beetle - Onthophagus taurus - male Scarab Beetle - Onthophagus taurus - female Scarab Beetle - Onthophagus taurus - female Onthophagus taurus - male Bull Dung Beetle - Onthophagus taurus - male Onthophagus taurus Onthophagus taurus (male) - Onthophagus taurus - male
Classification
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)
Superfamily Scarabaeoidea (Scarab, Stag and Bess Beetles)
Family Scarabaeidae (Scarab Beetles)
Subfamily Scarabaeinae (Dung Beetles)
Tribe Onthophagini
Genus Onthophagus
Species taurus (Bull Headed Dung Beetle)
Explanation of Names
Onthophagus (Onthophagus) taurus (Schreber 1759)
Numbers
6.0-11.5 mm (1)
Identification
Marked sexual dimorphism. Males have 2 horns similar to a bull:
Range
native to w. Palaearctic; adventive in se. US: *TX-FL-NH-MO; intentionally released in CA (established) (1)(2)(3)
*Literature record only for Texas (4)
Food
Dung (generalist)
Life Cycle
Some females practice brood parasitism
Remarks
earliest record in our area: FL 1971 (1)
Internet References
Works Cited
1.Adventive Onthophagus (Coleoptera: Scarabaeidae) in North America: geographic ranges, diagnoses, and new distributional records
Hoebeke E.R., Beucke K. 1997. Entomological News 108: 345–362.
2.Additional records of adventive Onthophagus Latreille (Coleoptera: Scarabaeidae) in North America
MacRae T.C., Penn S.R. 2001. The Coleopterists Bulletin 55: 49–50.
3.University of New Hampshire Insect and Arachnid Collections
4.An annotated checklist of the Scarabaeoidea of Texas.
Edward G. Riley & Charles S. Wolfe. 2003. Southwestern Entomologist, Supplement. 37 pp.