Kaliwatan sa bakukangon ang Phyllophaga smithi.^[1] Una ning gihulagway ni Gilbert John Arrow ni adtong 1912.^[2] Ang Phyllophaga smithi sakop sa kahenera nga Phyllophaga, ug kabanay nga Melolonthidae.^[1][3]

Kini nga matang hayop na sabwag sa:

• Habagatang Amerika
  • Maurisyo
  • Barbados
  • Trinidad (pulo sa Trinidad ug Tobago)

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: 54734438. Retrieved 2019-11-11. {{cite web}}: |author= has generic name (help)CS1 maint: multiple names: authors list (link)
2. ↑ Arrow G.J. (1912) On a new species of melolonthine beetle (Phytalus smithi) destructive to sugarcane , The Annals and Magazine of natural History, including Zoology, Botany and Geology. London 8(9):455-459
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.