Kaliwatan sa alasiwsiw ang Hadrogryllacris nigrifrons.^[1] Una ning gihulagway ni Johann Gottlieb Otto Tepper ni adtong 1892.^[2] Ang Hadrogryllacris nigrifrons sakop sa kahenera nga Hadrogryllacris, ug kabanay nga Gryllacrididae.^[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: 54635385. Retrieved 2019-11-11. {{cite web}}: |author= has generic name (help)CS1 maint: multiple names: authors list (link)
2. ↑ Tepper (1892) The Phaneropteridae of Australia and Polynesia , Transactions of the Royal Society of South Australia (Trans. R. Soc. S. Australia) 15:77-113
3. ↑ Cigliano M.M., Braun H., Eades D.C. & Otte D. (2019). SF Orthoptera: Orthoptera Species File (version 5.0, Jun 2018). 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.