Stylochus marimarensis sp. nov. (MNCN 4.01/2820 to 3058). Histological sections are postero-anteriorly oriented: A. Dorsal view of a living specimen; B. Ventral view; C. Detail of the tentacles and cerebral eyes; D. Histological section of the male copulatory apparatus; E. Histological section of the female copulatory organs; F. Sagittal reconstruction of the reproductive system. Abbreviations: c, cilia; cg, cement glands; eg, extravesicular glands; ev, external vagina; fa, female atrium; fp, female pore; i, intestine; iv, internal vagina; ma, male atrium; mp, male pore; ov, oviduct; pp, penis papilla; pv, prostatic vesicle; sb, spermiducal bulbs; sv, seminal vesicle.

 
 
  Part of: Pérez-García P, Gouveia F, Calado G, Noreña C, Cervera JL (2024) Acotylea (Platyhelminthes, Polycladida) from the southern and western Iberian Peninsula, with the description of five new species. Zoosystematics and Evolution 100(4): 1487-1513. https://doi.org/10.3897/zse.100.128211