FIGURE 4 in Second records and redescriptions of two rare thecate hydroids (Cnidaria: Hydrozoa) from the southwestern Pacific

FIGURE 4. Carpocladus fertilis Vervoort & Watson, 2003. A. A stem internode bearing the proximal most cormidium (following cormidia voluntarily removed) supporting a phylactocarp (only its proximal part is shown). B. Central part of the same phylactocarp seen from below, showing its rachis, alternate costae, and male gonothecae. C. Isolated female gonotheca; note its broader aperture compared to its male counterparts. Scale bars: A–C = 500 µm.