Uronema (ciliate)

Uronema
Uronema nigricans
Scientific classification
Domain: Eukaryota
Clade: Diaphoretickes
Clade: Sar
Clade: Alveolata
Phylum: Ciliophora
Class: Oligohymenophorea
Order: Philasterida
Family: Uronematidae
Genus: Uronema
Dujardin, 1841
Species

Several, including:

Uronema is a genus of ciliates in the family Uronematidae.