FIGURE 3 in SEM study of species of Oswaldella Stechow, 1919 (Cnidaria, Hydrozoa, Kirchenpaueriidae), with an annotated checklist of the species of the genus

FIGURE 3. Oswaldella elongata Peña Cantero, García Carrascosa & Vervoort, 1995. A, hydrocladial branching and disposition of hydrothecae; B, cauline apophysis with axillary nematophores and 'mamelons'; C, detail of cauline axillary nematophores; D–E, unforked hydrocladial internodes (D frontal view, E lateral view). Scale bar: 400 µm (A), 100 µm (D–E) and 20 µm (B–C).