Anoplognathus chloropyrus, dorsal Click to enlarge image
Christmas Beetles from the Australian Museum Collection. This beetle is yet to have a common name but is known scientifically as Anoplognathus chloropyrus. Image: Mike Burleigh
© Australian Museum

Fast Facts

  • Classification
    Genus
    Anoplognathus
    Species
    brunnipennis
    Subfamily
    Rutelinae
    Family
    Scarabaeidae
    Order
    Coleoptera
    Class
    Insecta
    Subphylum
    Uniramia
    Phylum
    Arthopoda
    Kingdom
    Animalia
  • Size Range
    Length: 18 – 25 mm

Introduction

The species name brunnipennis means “green fire”, referring to its distinctive green pygidium which bears red iridescence.

The common name “Emerald Tip Beetle” was provided by Pip Wells.


What does Anoplognathus brunnipennis look like?

Identification

Yellow to red brown, with golden green to red reflections on head, pronotum and scutellum. Underside dark copper green; thorax with long, white hair, expect on midline; abdomen with very few, fine, short, white hairs, mainly restricted to lateral areas. Legs yellow to red brown, with golden to red reflections; tarsi black, with green reflections.



  • Clypeus

    Clypeus: Contracted before apex; front margin abruptly recurved; apex square.

  • Foretibia

    Foretibia: Three distinct tibial teeth.

  • Metaventral process

    Metaventral process: Long; narrow; flat; apex overhanging forecoxae.

  • Pygidium

    Pygidium: Metaliic green, with red iridescence; slightly rough surface texture; with very few, fine, erect yellow hairs.



Where is Anoplognathus brunnipennis found?

Distribution

South East Australia; Brisbane, Queensland to Melbourne, Victoria.



What species are similar to Anoplognathus brunnipennis?

Similar species

A. pallidicollus, A. suturalis and other mid-sized brown Christmas beetles.

Anoplognathus brunnipennis has a striking, green pygidium, not brown, in contrast to its brown body. The pygidium also lacks any setae, and is not hairy. Its metaventral process is long, overhanging the fore coxae. It also lacks any setae.