CINCINNATI -- He was known as The Cobra. Dave Parker was an intimidating force when he wielded that 37-ounce bat during the 1970s and '80s for six Major League teams, including the Pirates and Reds.
The taxon of aquatic animals is a taxon. A clade is a monophyletic taxon or monophyletic group if you prefer. A monophyletic taxon (or a clade) is defined as a taxon that contains only all descendants of a common ancestor and the common ancestor.
True taxa (i.e. real ones) are clades.Any phylogeneticdiagram can be a truestatement of history,regardless of whatlineages are omittedfrom it, or what level ofdetail is shown.Note on this particulartree, individual speciesare not shown, thoughthey are implied.