No machine-readable author provided. Hectonichus assumed (based on copyright claims).
Wikimedia Commons
Description: Museum specimen of Pantorhytes quadripustulatus on display at the Museo Civico di Storia Naturale di Milano. Date: 6 August 2013 (according to Exif data). Source: No machine-readable source provided. Own work assumed (based on copyright claims). Author: No machine-readable author provided. Hectonichus assumed (based on copyright claims).