Americhernes mahnerti is a species of pseudoscorpion in the Chernetidae family.

The specific epithet mahnerti honours Austrian zoologist Volker Mahnert (1943–2018) for his work on pseudoscorpions.

The colour is yellowish-brown, with the carapace and pedipalps slightly darker.

The type locality is Mount Finnigan in the Ngalba Bulal National Park, 37 km (23 mi) south of Cooktown.

The holotype was found in a pitfall trap in rainforest plant litter at an elevation of 1,050 m (3,440 ft).