de Sena Oliveira, Ivo, Alfredo Hannemann Wieloch, and Georg Mayer. 2010. “Revised Taxonomy and Redescription of Two Species of the Peripatidae (Onychophora) from Brazil: A Step towards Consistent Terminology of Morphological Characters”. Zootaxa 2493 (1). Auckland, New Zealand:16–34. https://doi.org/10.11646/zootaxa.2493.1.2.