Kaliwatan sa tiladtilad ang Megagymnostreptus tristis^[1]. Una ning gihulagway ni Porat ni adtong 1888.^[2] Ang Megagymnostreptus tristis sakop sa kahenera nga Megagymnostreptus, ug kabanay nga Spirostreptidae.^[1][3]

Kini nga matang hayop na sabwag sa:

• Brasil

Walay nalista nga matang nga sama niini.^[1]

1. ↑ ^{1.0 1.1 1.2} Roskov Y., Kunze T., Orrell T., Abucay L., Paglinawan L., Culham A., Bailly N., Kirk P., Bourgoin T., Baillargeon G., Decock W., De Wever A., Didžiulis V. (ed) (2019). "Species 2000 & ITIS Catalogue of Life: 2019 Annual Checklist". Species 2000: Naturalis, Leiden, the Netherlands. ISSN 2405-884X. TaxonID: 54265991. Retrieved 2019-11-11. {{cite web}}: |author= has generic name (help)CS1 maint: multiple names: authors list (link)
2. ↑ Krabbe, E. (1982) Systematik der Spirostreptidae (Diplopoda, Spirostreptomorpha) , Abhandlungen und Verhandlungen des Naturwissenschaftlichen Vereins in Hamburg (N.F.). 24: 1-476. Hamburg
3. ↑ Sierwald P. & Spelda J. (2019). WoRMS MilliBase: MilliBase (version 2019-03-05). In: Species 2000 & ITIS Catalogue of Life, 2019 Annual Checklist (Roskov Y., Ower G., Orrell T., Nicolson D., Bailly N., Kirk P.M., Bourgoin T., DeWalt R.E., Decock W., Nieukerken E. van, Zarucchi J., Penev L., eds.). Digital resource at www.catalogueoflife.org/annual-checklist/2019. Species 2000: Naturalis, Leiden, the Netherlands. ISSN 2405-884X.