Molecular phylogeny of Geoplaninae (Platyhelminthes) challenges current classification: proposal of taxonomic actions Author Fernando Carbayo Author Marta Álvarez-Presas Author Cĺaudia T. Olivares Author Fernando P. L. Marques Author Eud Óxia M. Froehlich Author Marta Riutort text Zoologica Scripta 2013 42 508 528 journal article 10.5281/zenodo.399812 72c98004-b882-4508-a00c-c1e3ad27faaa 399812 C9E06103-0179-4739-AF18-A159097A3902 Genus Xerapoa Froehlich, 1955 Emended diagnosis . Geoplaninae with small-sized body, 15–30 mm in length; thin, subcylindrical body, margins nearly parallel; anterior region raised; sensory pits may open at the tip of small papillae; eyes monolobulated, marginally arranged along the body; creeping sole as wide as one-third of body width; main nervous system two-chords shaped; pharynx cylindrical; ovaries close to the pharynx; ovovitelline ducts with ascending portion, if any, posterior to female atrium and joining each other behind female atrium; genital canal horizontal, arising from the posterior region of female atrium; female atrium small, funnel-shaped. Distribution . States of Stao Paulo, Santa Catarina, in Brazil . Type species . Xerapoa hystrix Froehlich, 1955 , designated by Froehlich (1955) Xerapoa species . Xerapoa hystrix Froehlich, 1955a * Xerapoa una Froehlich, 1955a Xerapoa pseudorhynchodemus ( Riester, 1938 ) * comb. n. Xerapoa trina ( Marcus, 1951 ) * comb. n.