Kaliwatan sa mananap ang Sigillina exigua[1]. Una ning gihulagway ni Patricia Kott ni adtong 2006.[2] Ang Sigillina exigua sakop sa kahenera nga Sigillina, ug kabanay nga Holozoidae.[1][3]
Kini nga matang hayop na sabwag sa:
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: 54321229. Retrieved 2019-11-11. CS1 maint: multiple names: authors list (link)
- ↑ van der Land, J. (ed) (2008) UNESCO-IOC Register of Marine Organisms (URMO) ,
- ↑ Shenkar N., Gittenberger A., Lambert G., Rius M., Moreira Da Rocha R., Swalla B.J. & Turon X. (2019). WoRMS Ascidiacea: Ascidiacea World Database (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.