Chaetophiloscia sicula Verhoeff, 1908 (Isopoda, Oniscidea), an invasive isopod currently spreading in North America
Journal: ZooKeys
Year: 2025

<i>Chaetophilosciasicula</i> Verhoeff, 1908 (Philosciidae) is a small terrestrial isopod of Mediterranean origin which was first reported in North America in 2000 in an urban forest in Baltimore, Maryland, and it was thought to be a recent introduction, with a restricted range. Here we report the current state of knowledge of <i>C.sicula</i> distribution in North America. Since the original observation, the species has been reported by citizen scientists from eight additional states. Standardize