Iniesta, Luiz Felipe Moretti, Rodrigo Salvador Bouzan, and Antonio Domingos Brescovit. “A Reassessment of the Neotropical Genus Pseudonannolene Silvestri, 1895: Cladistic Analysis, Biogeography, and Taxonomic Review (Spirostreptida: Pseudonannolenidae)”. European Journal of Taxonomy 867, no. 1 (April 27, 2023): 1–312. Accessed May 14, 2024. https://europeanjournaloftaxonomy.eu/index.php/ejt/article/view/2109.