Kaliwatan sa insekto ang Elasmus steffani.^[1] Una ning gihulagway ni Gennaro Viggiani ni adtong 1967.^[2] Ang Elasmus steffani sakop sa kahenera nga Elasmus, ug kabanay nga Eulophidae.^[1][3] 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: 4545702. Retrieved 2019-11-11. {{cite web}}: |author= has generic name (help)CS1 maint: multiple names: authors list (link)
2. ↑ Viggiani, G.; LaSalle, J. (1994) On the identity of |Elasmus steffani| Viggiani (Hymenoptera: Elasmidae). , JOURBOOK: Bollettino del Laboratorio di Entomologia Agraria 'Filippo Silvestri', Portici VOLUME: 49 PAGES: 17-21
3. ↑ Noyes J. (2019). UCD: Universal Chalcidoidea Database (version Sep 2007). 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.