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Dugesiid

Dugesiidae
Girardia and Dugesia.jpg
Girardia sp. (top) and Dugesia sp. (down)
Scientific classification
Kingdom: Animalia
Phylum: Platyhelminthes
Class: Rhabditophora
Order: Tricladida
Suborder: Continenticola
Superfamily: Geoplanoidea
Family: Dugesiidae
Ball, 1974
Genera

Dugesiidae is a family of freshwater Tricladida distributed worldwide (except Antarctica). According to molecular analyses, Dugesiidae is the sister group of land planarians.

The type genus is Dugesia Girard, 1850.

Phylogenetic supertree including all major triclad groups after Sluys et al., 2009:

Maricola

Cavernicola

Planariidae

Kenkiidae

Dendrocoelidae

Dugesiidae

Geoplanidae

Phylogenetic tree including five dugesiid genera after Álvarez-Presas et al., 2008:

Girardia

Neppia

Cura

Schmidtea

Dugesia


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Wikipedia

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