Higgins, R. P. (1969). Indian Ocean Kinorhyncha: 1. Condyloderes and Sphenoderes, new cyclorhagid genera. <em>Smithsonian Contributions to Zoology.</em> 14: 1-13., available online athttps://doi.org/10.5479/si.00810282.14[details] Available for editors
Neuhaus, B. (2025). World Kinorhyncha Database. Sphenoderes Higgins, 1969. Accessed through: Land J. van der (ed). (2008) UNESCO-IOC Register of Marine Organisms (URMO) at: https://www.marinespecies.org/urmo/aphia.php?p=taxdetails&id=265030 on 2025-09-11
Land J. van der (ed). (2008). UNESCO-IOC Register of Marine Organisms (URMO). Sphenoderes Higgins, 1969. Accessed at: https://www.marinespecies.org/urmo/aphia.php?p=taxdetails&id=265030 on 2025-09-11
original descriptionHiggins, R. P. (1969). Indian Ocean Kinorhyncha: 1. Condyloderes and Sphenoderes, new cyclorhagid genera. <em>Smithsonian Contributions to Zoology.</em> 14: 1-13., available online athttps://doi.org/10.5479/si.00810282.14[details] Available for editors