Genus Parapetalotricha Hada, 1970(uncertain > nomen dubium, Form described is possibly an Ormsella. Regardless, never reported after description)
marine, brackish, fresh, terrestrial
Not documented
Xu, K.; Dolan, J. (2025). World Ciliophora Database. Petalotrichidae Kofoid & Campbell, 1929. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=341333 on 2025-04-20
basis of recordKofoid, C. A.; Campbell, A. S. (1939). The Tintinnoinea of the Eastern Tropical Pacific. <em>Bulletin of the Museum of Comparative Zoölogy at Harvard College.</em> 84: 1-473.[details] Available for editors [request]
additional sourceKofoid & 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 [request]