Kofoid & Campbell. (1929). A conspectus of the marine and freshwater ciliata belonging to the suborder Tintinnoinea, with descriptions of new species principally from the Agassiz Expedition to the Eastern Tropical Pacific 1904-1905. , available online athttp://aquaparadox.obs-vlfr.fr/html/PFD/Taxonomic%20Monographs/k&c1929.pdf[details] Available for editors
Xu, K.; Agatha, S. & Dolan, J. (2021). World Ciliophora Database. Ptychocylididae Kofoid & Campbell, 1929. Accessed through: Marine Species Traits editorial board (2021) Marine Species Traits at: https://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=196207 on 2024-05-16
Marine Species Traits editorial board (2024). Marine Species Traits. Ptychocylididae Kofoid & Campbell, 1929. Accessed at: https://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=196207 on 2024-05-16
original descriptionKofoid & Campbell. (1929). A conspectus of the marine and freshwater ciliata belonging to the suborder Tintinnoinea, with descriptions of new species principally from the Agassiz Expedition to the Eastern Tropical Pacific 1904-1905. , available online athttp://aquaparadox.obs-vlfr.fr/html/PFD/Taxonomic%20Monographs/k&c1929.pdf[details] Available for editors
