Term Name:	Hatschek's nephridium
Synonyms:
Definition:	An unpaired kidney whose duct opens into the anterior pharynx. It can be seen as a deep ciliated fossa on the dorsal midline of the buccal cavity (mouth). Among other things, it secrets mucus which entraps food particles from the water[WP].
Ontology:	Uberon Ontology [UBERON:0009866]