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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.

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

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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
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)
6.0-11.5 mm (1)
Marked sexual dimorphism. Males have 2 horns similar to a bull:
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)
Dung (generalist)
Life Cycle
Some females practice brood parasitism
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.