Kaliwatan sa dawhilahila ang Cirsonella extrema[1]. Una ning gihulagway ni Thiele ni adtong 1912.[2] Ang Cirsonella extrema sakop sa kahenera nga Cirsonella, ug kabanay nga Skeneidae.[1][3] Walay nalista nga matang nga sama niini.[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: 54438537. Retrieved 2019-11-11. CS1 maint: multiple names: authors list (link)
- ↑ Griffiths, H.J.; Linse, K.; Crame, J.A. (2003) SOMBASE - Southern Ocean mollusc database: a tool for biogeographic analysis in diversity and evolution , Organisms Diversity and Evolution. 3: 207-213
- ↑ MolluscaBase (2019). WoRMS Mollusca: MolluscaBase (version 2019-03-06). 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.