FIGURE 16 in Towards a better understanding of the genus Sciurella Allman, 1883 (Cnidaria: Hydrozoa: Plumulariidae): evidence from an integrative study

FIGURE 16. SEM study of Sciurella cylindrica (Kirchenpauer, 1876) (continued). A. Portion of fully-fertile stem. B–D. Female gonothecae (note aberrant twin gonotheca in B). E. Distal part of a gonotheca showing slit-like aperture. F. Nematothecae, note the adaxial emargination of the wall of their upper chamber. All from sample AMS Y.617. Scale bars: F = 25 µm; E = 50 µm; D = 200 µm; C = 300 µm; B = 500 µm; A = 2 mm.