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Shockley, F.W. and Vandenberg, N.J. 2011. Notes on the taxonomic identity of Bystus hirtulus (Kirsch) and transfer from Endomychidae to Coccinellidae (Coleoptera: Cucujoidea), with designation of a lectotype for Alexia hirtula Kirsch. Zootaxa. 2868, 1 (May 2011), 62–68. DOI:https://doi.org/10.11646/zootaxa.2868.1.3.