Kaliwatan sa dawhilahila ang Heliacus bisulcatus^[1]. Una ning gihulagway ni D'orbigny ni adtong 1842.^[2] Ang Heliacus bisulcatus sakop sa kahenera nga Heliacus, ug kabanay nga Architectonicidae.^[1][3]

Kini nga matang hayop na sabwag sa:

• Dagat Caribbean
• amihanang Kadagatang Atlantiko
• Isla sa Cayman
• Mehiko
• Panama
• Venezuela
• Costa Rica
• Cuba
• Puerto Rico
• Colombia
• Belize
• Gabon
• kasadpang Aprika
• Lesser Antilles

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: 54439962. Retrieved 2019-11-11. {{cite web}}: |author= has generic name (help)CS1 maint: multiple names: authors list (link)
2. ↑ Rosenberg, G.; Moretzsohn, F.; García, E. F. (2009) Gastropoda (Mollusca) of the Gulf of Mexico, Pp. 579–699 in: Felder, D.L. and D.K. Camp (eds.), Gulf of Mexico–Origins, Waters, and Biota ,
3. ↑ MolluscaBase (2019). WoRMS Mollusca: MolluscaBase (version 2019-03-06). 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.