Geoplanoidea articles - Encyclopedia of Life

Geoplanoidea

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Geoplanoidea is a superfamily of freshwater and land triclads that comprises the species of the Geoplanidae and the Dugesiidae families.

Dugesiidae and Geoplanidae share a duplication of the cluster that codifies for the 18S ribosomal RNA.^[2]

Phylogenetic supertree after Sluys et al., 2009:^[1]

Tricladida

Geoplanoidea

^ ^a ^b Sluys, R.; Kawakatsu, M.; Riutort, M.; Baguñà, J. (2009). "A new higher classification of planarian flatworms (Platyhelminthes, Tricladida)". Journal of Natural History. 43 (29–30): 1763–1777. doi:10.1080/00222930902741669.
^ Carranza, S.; Littlewood, D. T.; Clough, K. A.; Ruiz-Trillo, I.; Baguñà, J.; Riutort, M. (1998). "A robust molecular phylogeny of the Tricladida (Platyhelminthes: Seriata) with a discussion on morphological synapomorphies". Proceedings of the Royal Society B: Biological Sciences. 265 (1396): 631–640. doi:10.1098/rspb.1998.0341. PMC 1689013. PMID 9881470.

provided by wikipedia EN

Geoplanoidea is a superfamily of freshwater and land triclads that comprises the species of the Geoplanidae and the Dugesiidae families.

Dugesiidae and Geoplanidae share a duplication of the cluster that codifies for the 18S ribosomal RNA.