Kaliwatan sabakukangon angSemicyclus grayi.^[1] Una ning gihulagway niJohann Jakob Kaup ni adtong 1871.^[2] AngSemicyclus grayi sakop sakahenera ngaSemicyclus, ugkabanay ngaPassalidae.^[1][3]

Kini nga matang hayop na sabwag sa:

• Madagascar

Walay nalista nga matang nga sama niini.^[1]

1. ↑^1.01.11.2Roskov 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: 54747221. Retrieved2019-11-11.{{cite web}}:|author= has generic name (help)CS1 maint: multiple names: authors list (link)
2. ↑Kaup J. (1871)Monographie der Passaliden , Berliner Entomologische Zeitschrift 15:1-125
3. ↑Schoolmeesters P. (2019). Scarabs: World Scarabaeidae Database (version 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.

• Bakukangon paghimo ni bot
• Paghimo ni bot 2021-07
• Bakukangon
• Semicyclus
• Bakukangon sa Madagaskar

• CS1 errors: generic name
• CS1 maint: multiple names: authors list
• Taxoboxes using species parameters