Schuster, R.O. & Grigarick, A.A. (1965). Tardigrada from western North America. With emphasis on the fauna of California. <em>University of California Publications in Zoology.</em> 76, 1�67.[details] Available for editors
Guidetti, R.; McInnes, S.J.; Kristensen, R.M. (2025). World List of Tardigrada. Echiniscus robertsi Schuster & Grigarick, 1965. Accessed through: Land J. van der (ed). (2008) UNESCO-IOC Register of Marine Organisms (URMO) at: https://marinespecies.org/urmo/aphia.php/aphia.php?p=taxdetails&id=343005 on 2025-09-11
Land J. van der (ed). (2008). UNESCO-IOC Register of Marine Organisms (URMO). Echiniscus robertsi Schuster & Grigarick, 1965. Accessed at: https://www.marinespecies.org/urmo/aphia.php?p=taxdetails&id=343005 on 2025-09-11
original descriptionSchuster, R.O. & Grigarick, A.A. (1965). Tardigrada from western North America. With emphasis on the fauna of California. <em>University of California Publications in Zoology.</em> 76, 1�67.[details] Available for editors