Class Rhabditophora Suborder Continenticola Rank Genus | Phylum Platyhelminthes Order Tricladida | |
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Girardia is a genus of freshwater triclad belonging to the Dugesiidae family.
Contents
Until 1991 Girardia was considered a subgenus of Dugesia, then it was upgraded to the genus rank. Many works are still using incorrectly the old genus for some Girardia species, mainly for Girardia dorotocephala and Girardia tigrina.
Girardia tigrina
Phylogeny
Phylogenetic tree including five dugesiid genera after Álvarez-Presas et al., 2008:
References
Girardia Wikipedia(Text) CC BY-SA