''Uroleptus'' is a genus of
ciliate
The ciliates are a group of alveolates characterized by the presence of hair-like organelles called cilia, which are identical in structure to flagellum, eukaryotic flagella, but are in general shorter and present in much larger numbers, with a ...
s found in
marine environments.
References
Spirotrichea
Ciliate genera
{{Ciliate-stub