horned passalus - Odontotaenius disjunctus (Illiger)
Bessbugs rock (and squeak!) – Sally Kneidel, PhD
File:Coleoptera - Passalidae - 1.jpg - Wikimedia Commons
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Paskali Facebook, Instagram & Twitter on PeekYou
File:Scarabaeoidea, Passalidae. Horned Passalus (Odontotaenius disjunctus) Bess Beetle (38390093962).jpg - Wikimedia Commons
Besouro – Wikipédia, a enciclopédia livre
B Lee in Michigan, Facebook, Instagram, Twitter
Trogidae: Most Up-to-Date Encyclopedia, News & Reviews
Insect Identification
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