However , there is one exception : Phyllodesmium karenae evolved in the symbiotic clade and subsequently lost its zooxanthellae .
A molecular phylogeny study of Phyllodesmium by Moore and Gosliner ( 2011 ) demonstrated that the non-symbiotic species of Phyllodesmium evolved separately from the symbiotic species of Phyllodesmium .
There is one exception : Phyllodesmium karenae evolved in the symbiotic clade and subsequently lost its zooxanthellae .
A molecular phylogeny study of Phyllodesmium by Moore and Gosliner ( 2011 ) demonstrated that the non-symbiotic species of Phyllodesmium evolved separately from the symbiotic species of Phyllodesmium .