FIGURE 15 in SEM study of species of Oswaldella Stechow, 1919 (Cnidaria, Hydrozoa, Kirchenpaueriidae), with an annotated checklist of the species of the genus

FIGURE 15. Oswaldella sp. A, hydrocladial branching and disposition of hydrothecae; B, cauline apophysis showing axillary nematophores; C–D, unforked hydrocladial internodes (C lateral view, D frontal view); E, detail of mesial inferior nematotheca. Scale bar: 400 µm (A), 100 µm (B–D) and 20 µm (E).