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Golden Stag Beetle (Lamprima aurata)

Golden stag beetle of the stag beetle or Lucanidae family is indigenous throughout Australia. Its metallic golden or yellowish-golden color gives the beetle its name.

Golden Stag Beetle

Scientific Classification

  • Family: Lucanidae
  • Genus: Lamprima
  • Scientific name: Lamprima aurata

Physical Description and Identification

Adult

Size: 15 – 25 mm (0.59 – 0.98 inches)

Color: The males have a metallic golden-green or golden-yellow hue, while the females could be bluish-green, blue or even dull brown.

Other Characteristic Features: The sexual dimorphism is visible even when it comes to the characteristic features since females appear smaller than their male counterparts. On the other hand, the males have enlarged mandibles, prolonged in the front, like other members of their family.

Female Golden Stag Beetle
Male Golden Stag Beetle

Larva

The larvae of golden stag beetles, like other stag beetle species too has a smooth skin with pale orangish head and brown jaws. They spend most of the larval stage in the rotten tree trunks or dead wood.

Golden Stag Beetle Larva

Pupa

The pupal stage takes occur in the larva’s habitat, after which it matures into an adult.

Egg

 The eggs approximately 2 – 3 mm long (0.07 – 0.11 inches) are laid near the rotten or dead wood during late summer.

Quick Facts

Other NamesChristmas beetle
LifespanNot recorded
DistributionThroughout Australia
HabitatIn an around their host plants, Acacia, and Eucalyptus
Common PredatorsBirds like the crow and kestrel alongside cats and foxes
Seasons active fromMay – August
Host PlantsAcacia and Eucalyptus
Diet  of larvae and adultsLarvae: Mostly dead wood since they are sapro-xylophagous Adults: Do not feed

Identifying the Damage Caused by Them

It is the larva that feed on the dead roots as the adults do not eat at all. However, they are not known to be extensive diggers, hence the damage to the plants is also minimum.

Did You Know

  • In Tasmania, the Golden Stag beetle is more popular as Christmas beetle, a name mostly used for species of the Anoplognathus genus of the Scarabaeidae family.
Lamprima aurata

Image Source: brisbaneinsects.com, live.staticflickr.com, images.squarespace-cdn.com, upload.wikimedia.org, i.pinimg.com

Golden stag beetle of the stag beetle or Lucanidae family is indigenous throughout Australia. Its metallic golden or yellowish-golden color gives the beetle its name.

Golden Stag Beetle

Physical Description and Identification

Adult

Size: 15 – 25 mm (0.59 – 0.98 inches)

Color: The males have a metallic golden-green or golden-yellow hue, while the females could be bluish-green, blue or even dull brown.

Other Characteristic Features: The sexual dimorphism is visible even when it comes to the characteristic features since females appear smaller than their male counterparts. On the other hand, the males have enlarged mandibles, prolonged in the front, like other members of their family.

Female Golden Stag Beetle
Male Golden Stag Beetle

Larva

The larvae of golden stag beetles, like other stag beetle species too has a smooth skin with pale orangish head and brown jaws. They spend most of the larval stage in the rotten tree trunks or dead wood.

Golden Stag Beetle Larva

Pupa

The pupal stage takes occur in the larva’s habitat, after which it matures into an adult.

Egg

 The eggs approximately 2 – 3 mm long (0.07 – 0.11 inches) are laid near the rotten or dead wood during late summer.

Quick Facts

Other NamesChristmas beetle
LifespanNot recorded
DistributionThroughout Australia
HabitatIn an around their host plants, Acacia, and Eucalyptus
Common PredatorsBirds like the crow and kestrel alongside cats and foxes
Seasons active fromMay – August
Host PlantsAcacia and Eucalyptus
Diet  of larvae and adultsLarvae: Mostly dead wood since they are sapro-xylophagous Adults: Do not feed

Identifying the Damage Caused by Them

It is the larva that feed on the dead roots as the adults do not eat at all. However, they are not known to be extensive diggers, hence the damage to the plants is also minimum.

Did You Know

  • In Tasmania, the Golden Stag beetle is more popular as Christmas beetle, a name mostly used for species of the Anoplognathus genus of the Scarabaeidae family.
Lamprima aurata

Image Source: brisbaneinsects.com, live.staticflickr.com, images.squarespace-cdn.com, upload.wikimedia.org, i.pinimg.com

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