Monotypic taxon
taxonomic group which contains only one immediately subordinate taxon (according to the referenced point of view)
Bias
Addax
Cadiz
Fork-marked lemur
Tubulidentata
Ia
Dugong
Masius
Kuna
Lydia
Pelicans
Tranes
Cephalochordata
Orthonectida
Hilsa
Banjos
Cydonia
Pill millipede
Erebus
Lea
Microtia
Petta
Moloch
Oceanic basslets
Prolepsis
Venezuela
Chelonia
Megachiroptera
Schema
Cinderella
Purpura
Cosmopolites
Iora
ghost flathead
Sagittarius
Sappho
Chanos
Lota
Tenrec
Dipper
Grampus
Deucalion
Boros
Pastor
Velamen
Rabbitfish
Petrus
Yoga
Apra
slender tuna