Eriauchenus milajaneae

Eriauchenus milajaneae is a species of spider in the family Archaeidae. It is endemic to Madagascar.

Taxonomy
The holotype was collected in the Parc National Andohahela. The specific name is after Mila Jane Macaulay. The genus name has also been incorrectly spelt "Eriauchenius".

Habitat and distribution
The spider is found in montane rainforest.