The Tetraphytina (Cavalier-Smith 2008) or
'core Chlorophyta' are a proposed derived
Chlorophyta
Chlorophyta or Prasinophyta is a taxon of green algae informally called chlorophytes. The name is used in two very different senses, so care is needed to determine the use by a particular author. In older classification systems, it refers to a ...
clade.
The basal Tetraphytina clades are the
Pedinophyceae and the
Chlorophytina.
Below is a cladogram based on Leliaert et al.
References
{{Green algae-stub
Chlorophyta