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Home » Guide » Arthropods (Arthropoda) » Hexapods (Hexapoda) » Insects (Insecta) » Beetles (Coleoptera) » Polyphaga » Scarabaeoidea » Bess Beetles (Passalidae) » Odontotaenius » Horned Passalus (Odontotaenius disjunctus)
Photo#96180
Horned Passalus--mouthparts - Odontotaenius disjunctus - male
Copyright © 2007 Cotinis

Horned Passalus--mouthparts - Odontotaenius disjunctus - Male
Parkwood, Durham County, North Carolina, USA
January 15, 2007
Size: 37 mm
View of those extremely robust mandibles from the ventral side.
Structure of lower mouthparts is distinctive for this family--mentum deeply notched, the notch occupied by the large, horn-like ligula, see Dillon, fig. 438 (1).

Images of this individual: tag all
Horned Passalus - Odontotaenius disjunctus - male Horned Passalus--mouthparts - Odontotaenius disjunctus - male Horned Passalus--head, pronotum - Odontotaenius disjunctus - male Horned Passalus--front leg - Odontotaenius disjunctus - male Horned Passalus--middle leg - Odontotaenius disjunctus - male Horned Passalus--rear leg - Odontotaenius disjunctus - male Horned Passalus--antenna - Odontotaenius disjunctus - male
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Contributed by Cotinis on 23 February, 2007 - 9:21am
Last updated 24 February, 2007 - 4:03am

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