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Species Deltochilum gibbosum - Humpback Dung Beetle

Deltochilum gibbosum (Fabricius) - Deltochilum gibbosum Dung Beetle (or Tumblebug?) - Deltochilum gibbosum Humpback Dung Beetl - Deltochilum gibbosum Deltochilum gibbosum with prize - Deltochilum gibbosum Deltochilum gibbosum? - Deltochilum gibbosum Deltochilum gibbosum? - Deltochilum gibbosum Dung Beetle - Deltochilum gibbosum Deltochilum gibbosum
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 Deltochilini
Genus Deltochilum
Species gibbosum (Humpback Dung Beetle)
Explanation of Names
Deltochilum gibbosum (Fabricius 1775)
gibbosum = 'humpbacked'; the common name is based on the scientific one
20-25 mm(1)
♀ (lacks elytral humps)
Large, round, dull black beetle. Male has a prominent hump on each elytron. Front tarsi absent. Clypeus has two sets of teeth, the inner ones pointy, the outer rounded (hard to see in photos):
se US (TX-FL-MD-KS) - Map (1)(2)(3)
wooded places; on carrion, dung, rotting fruit, fungi.(1)(4)
Life Cycle
brood ball typically pear-shaped, covered with soil and sometimes leaves, and placed in a shallow burrow(4)
Print References
Internet References
Howden H.F., Ritcher P.O. (1952) Biology of Deltochilum gibbosum (Fab.) with a description of the larva. The Coleopterists Bulletin 6(4): 53-57. (JSTOR)
Works Cited
1.Beetles of Eastern North America
Arthur V. Evans. 2014. Princeton University Press.
2.New state record for Deltochilum gibbosum (Fabricius) (Coleoptera: Scarabaeidae) in Maryland, USA.
Simons, P. and D.L. Price. 2019. The Coleopterists Bulletin, 73(1): 200-201.
3.Global Biodiversity Information Facility (GBIF)
4.The Scarab Beetles of Florida
Robert Woodruff. 1973. Florida Department of Agriculture and Consumer Services.
5.Scarab beetles (Coleoptera: Scarabaeidae) of South Carolina
Phillip J. Harpootlian. 2001. Clemson University Public Service.