Shear, W. A.; Marek, P. E. (2021). Three new genera and eighteen new species of miniature polydesmid millipedes from the northwestern United States (Diplopoda, Polydesmida, Polydesmidae). <em>Zootaxa.</em> 4975(1)., available online athttps://doi.org/10.11646/zootaxa.4975.1.3 page(s): 100-101, Figs 47–49, 124, 125 [details] Available for editors
Holotype CAS, geounit Washington (State)
Holotype CAS, geounit Washington (State) [details]
Sierwald, P.; Decker, P.; Spelda, J. (2025). MilliBase. Retrorsia gracilis Shear & Marek, 2021. Accessed at: https://www.millibase.org/aphia.php/1zqjit%27%22()%7B%7D%3Cx%3E:1zqjit;9/aphia.php?p=taxdetails&id=1742211 on 2025-05-09
original descriptionShear, W. A.; Marek, P. E. (2021). Three new genera and eighteen new species of miniature polydesmid millipedes from the northwestern United States (Diplopoda, Polydesmida, Polydesmidae). <em>Zootaxa.</em> 4975(1)., available online athttps://doi.org/10.11646/zootaxa.4975.1.3 page(s): 100-101, Figs 47–49, 124, 125 [details] Available for editors
Present Inaccurate Introduced: alien Containing type locality
Holotype CAS, geounit Washington (State) [details]