Kaliwatan sa kaka ang Cryptachaea digitus^[1]. Una ning gihulagway ni Buckup ug Elineide E. Marques ni adtong 2006.^[2] Ang Cryptachaea digitus sakop sa kahenera nga Cryptachaea, ug kabanay nga Theridiidae.^[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: 54089433. Retrieved 2019-11-11. {{cite web}}: |author= has generic name (help)CS1 maint: multiple names: authors list (link)
2. ↑ Buckup, E. H., Marques, M. A. L., Ott, R. (2006) Três espécies novas de Achaearanea (Araneae, Theridiidae) do Brasil ocorrentes em seraphileira , Iheringia, Série Zoologia 96: 61-64
3. ↑ Kropf C., Nentwig W., Blick T. & Gloor D. (organizing board). (2019). WSC: World Spider Catalog (version 19.5, Jan 2019). 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.