Fig. 3 in Histomorphological comparison of testes in species of box jellyfish (Cnidaria; Cubozoa): does morphology differ with mode of reproduction and fertilization?

Fig. 3 Tamoya haplonema male gonad from São Paulo State (Brazil). a Live specimen (scale bar 2,5 cm) (Image courtesy of Alvaro E. Migotto). b Male gonad in cross-section stained with hematoxylin-eosin (HE) (scale bar 50 μm). c Male gonad in cross-section stained with Toluidine blue (TB) (scale bar 20 μm). d Male gonad in cross-section stained with Periodic Acid-Schiff (PAS) (scale bar 20 μm). g gonad, m mesoglea, mb manubrium, nc nucleus, p pedalia, r rhopalia, sc spermatocyte, sg spermatogonia, t tentacle, v velarium, vl vacuole