Christmas Beetle Click to enlarge image
Christmas beetle Image: Stanley Breeden
© Australian Museum

Fast Facts

  • Classification
    Genus
    Anoplognathus
    Species
    aeneus
    Subfamily
    Rutelinae
    Family
    Scarabaeidae
    Order
    Coleoptera
    Class
    Insecta
    Subphylum
    Uniramia
    Phylum
    Arthopoda
    Kingdom
    Animalia
  • Size Range
    Length: 28 – 35 mm

Introduction

The species name aeneus means “coppery” referring to its striking copper-green colouration.


What does Anoplognathus aeneus look like?

Identification

Deep, metallic green. Underside deep, metallic rose to rose-green; thorax and abdomen with coarse, long, white hair, except on midline. Legs dark brown to deep rpse; mid and hind legs with long, erect, white hair.


  • Clypeus

    Clypeus: Wide; strongly contracted before apex; narrower front margin abruptly recurved; apex square.

  • Foretibia

    Foretibia: Three distinct tibial teeth.

  • Metaventral process

    Metaventral process: Long; curved; apex overhanging forecoxae.

  • Pygidium

    Pygidium: Green; irregularly punctured surface texture; with sparse, short, flat, white hair and long erect, yellow hairs.



Where is Anoplognathus aeneus found?

Distribution

Tropical North QLD, below Cape York.



What species are similar to Anoplognathus aeneus?

Similar species

A. prasinus, A. punctulatus, A. smaragdinus

Anoplognathus aeneus is distinctively large. It is a metallic green, without brown borders on its elytra. The pronotum and elytra are coarse with irregular punctures, not smooth. The clypeus and pygidium do not bear any setae.