(of)Richters, F. (1900). Beiträge zur Kenntnis der Fauna der Umgegend von Frankfurt a. M. Contributions to the knowledge of the fauna of the area of Frankfurt. <em>Berichte der Senckenbergischen Naturforschenden Gesellschaft.</em> 1900:21-44, pls. 3-6.[details]
Guidetti, R.; McInnes, S.J.; Kristensen, R.M. (2024). World List of Tardigrada. Calohypsibius verrucosus (Richters, 1900). Accessed through: Costello, M.J.; Bouchet, P.; Boxshall, G.; Arvanitidis, C.; Appeltans, W. (2024) European Register of Marine Species at: https://www.marbef.org/data./aphia.php?p=taxdetails&id=342772 on 2024-04-25
Costello, M.J.; Bouchet, P.; Boxshall, G.; Arvanitidis, C.; Appeltans, W. (2024). European Register of Marine Species. Calohypsibius verrucosus (Richters, 1900). Accessed at: https://www.marbef.org/data/aphia.php?p=taxdetails&id=342772 on 2024-04-25
original description(of)Richters, F. (1900). Beiträge zur Kenntnis der Fauna der Umgegend von Frankfurt a. M. Contributions to the knowledge of the fauna of the area of Frankfurt. <em>Berichte der Senckenbergischen Naturforschenden Gesellschaft.</em> 1900:21-44, pls. 3-6.[details]