Horned Passalus Beetle

Odontotaenius disjunctus

Summary 2

The patent-leather beetle or "Jerusalem beetle" (Odontotaenius disjunctus) is a beetle in the family Passalidae which can grow to just over an inch-and-a-half long. They are shiny black and have many long grooves on their elytra. They have a small horn between their eyes, and clubbed antennae. When disturbed, adults produce a squeaking sound by rubbing their wings on the abdomen. This is called stridulation, and is often easy to hear. This is apparently used for...

Sources and Credits

  1. (c) cyric, some rights reserved (CC BY-NC-SA), uploaded by cyric, http://www.inaturalist.org/photos/234500
  2. (c) Wikipedia, some rights reserved (CC BY-SA), https://en.wikipedia.org/wiki/Odontotaenius_disjunctus

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