Platyhelminthes
Platyhelminthes (Gegenbauer, 1859) (-um, f.) sunt phylum invertebratorum animalium quod circa 25 000 specierum continet. Cavitate corporea carent cum bilateria sint.

Bibliographia 
 Brusca, R. C., & G. J. Brusca. 1990. Invertebrates. Sinauer Associates, Sunderland.
 Giribet, G., Distel, D.L., Polz, M., Sterrer, W. & Wheeler, W.C. 2000. Triploblastic Relationships with Emphasis on the Acoelomates and the Position of Gnathostomulida, Cycliophora, Plathelminthes, and Chaetognatha: A Combined Approach of 18S rDNA Sequences and Morphology. Syst. Biol. 49(3): 539-562.
 R. Buchsbaum, M. Buchsbaum, J. Pearse, & V. Pearse. 1987. Animals Without Backbones. Chicago: University of Chicago Press. 
 Ruiz-Trillo, Iñaki, Marta Riutort, D. Timothy J. Littlewood, Elisabeth A. Herniou, & Jaume Baguñà. 1999. Acoel flatworms: Earliest extant bilaterian metazoans, not members of Platyhelminthes. Science 283: 1919-1923.
 Winnepenninckx, B., T. Backeljau, L. Y. Mackey, J. M. Brooks, R. de Wachter, S. Kumar, & J. R. Garey. 1995. 18S rRNA data indicate that Aschelminthes are polyphyletic in origin and consist of at least three distinct clades. Molecular Biology & Evolution 12(6): 1132-1137.

 Geoplanidae
 Pseudorhabdosynochus venus

Nexus externi 

 Platyhelminthes at Animaldiversityweb
 Platyhelminthes at Univ Berkeley

Phyla animalium
!
Taxa Gegenbauer
Taxa 1859