Contribution to the knowledge of Acotylean Polyclads (Platyhelminthes, Polycladida) from Tunisian Coasts Author Gammoudi, Mehrez Author Tekaya, Saïda Author Noreña, Carolina text Zootaxa 2009 2195 43 60 journal article 10.5281/zenodo.275104 2f262c6b-2bcf-44d6-90f8-a0e6219fb709 1175-5326 275104 Family Leptoplanidae Stimpson, 1857 Diagnosis (from Faubel, 1983 ): Leptoplanoidea with varying body outline and with paired clusters of cerebral and tentacular eyes. Ruffled pharynx central or anterior to the centre of the body. Male genital apparatus directed backwards behind the pharyngeal cavity. Gonopores separate. Prostatic vesicle usually with poorly differentiated glandular lining and without a distinct muscle wall, as male complex is enclosed in a massive strong muscle structure.