''Castrella'' is a genus of
flatworms belonging to the family
Dalyelliidae
Dalyelliidae is a family of flatworms belonging to the order Rhabdocoela
Rhabdocoela is an order of flatworms in the class Rhabditophora with about 1700 species described worldwide. The order was first described in 1831 by Christian Gottfried ...
.
Species:
* ''
Castrella alba''
Luther, 1955
* ''
Castrella cylindrica''
Riedel, 1932
References
{{Taxonbar, from=Q4992994
Platyhelminthes