Molinero A.G, Peña Cantero A. (2015). SEM study of species of Oswaldella Stechow, 1919 (Cnidaria, Hydrozoa, Kirchenpaueriidae), with an annotated checklist of the species of the genus. Zootaxa. 4052(4): 401.
SEM study of species of <em>Oswaldella</em> Stechow, 1919 (Cnidaria, Hydrozoa, Kirchenpaueriidae), with an annotated checklist of the species of the genus