Citation: Bamber, R. (2013). Achelia gracilis Verrill, 1900. In: Bamber, R.N., El Nagar, A. (Eds) (2013). Pycnobase: World Pycnogonida Database. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=240144 on 2013-05-25