Black Bess Beetle - Mastachilus sp.

Study insects and spiders in backyard, Brisbane, Queensland, Australia. Discussion of insects and spiders evolution.

Passalidae sp. (Bess Beetle sp.)

Horned Passalus (Bess) Beetle – Field Station

Beetle (Coleoptera) species - Canberra & Southern Tablelands

Other beetle species - Canberra & Southern Tablelands

B Beetle

Beetles - Binginwarri Landcare Group

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Bess Beetles - FAMILY Passalidae, Aulacocyclus sp. (? A. edentulus)

Ecology and Conservation of Passalidae