Schmidt, J., & Will, K. (2020).

A new subgenus for “Acalathus” advena (LeConte, 1846) and the challenge of defining Calathina based on morphological characters (Coleoptera, Carabidae, Sphodrini)

. Zootaxa, 4722(4), 326–338. https://doi.org/10.11646/zootaxa.4722.4.2