Kaliwatan sa dawhilahila ang Crassispira asthenes[1]. Una ning gihulagway ni Frederik Faber ni adtong 2007.[2] Ang Crassispira asthenes sakop sa kahenera nga Crassispira, ug kabanay nga Pseudomelatomidae.[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: 54451756. Retrieved 2019-11-11. CS1 maint: multiple names: authors list (link)
- ↑ Faber M.J. (2007) Marine gastropods from the ABC Islands and other localities. 24. The subfamily Crassispirinae, including the Strictispirinae, with the description of Crassispira asthenes n.sp. Miscellanea Malacologica, 2(6): 119-129. ,
- ↑ 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.