Term Name:	longitudinal flagellum
Synonyms:	longitudinal cilium
Definition:	A motile cilium found in dinoflagellates. It trails the cell and acts as a steering rudder. It is often partially contained in a furrow called the sulcus, and emerges from a flagellar pore located in the sulcus.
Ontology:	GO: Cellular Component [GO:0097609]    QuickGO    AmiGO