I think it's called a skeg.......does that help?
Skeg
Edurne Keel's birth name is Edurne Echeverra Keel.
Howard Keel's birth name is Harold Clifford Keel.
Kirstine Keel's birth name is Kirstine Elizabeth Keel.
Leslie Keel's birth name is Leslie Grace Keel.
Ron Keel's birth name is Rynia Lee Keel Jr..
Judy Keel's birth name is Judy Magamoll.
Keel
a Keel
Coccyzus erythropthalmus
discovery
Anna Keel has written: 'I personaggi di Anna Keel'