FIGURE 7 in Morphological distinction of the Ophioderma Müller & Troschel, 1840 species (Echinodermata: Ophiuroidea: Ophiacanthida: Ophiodermatidae) from the Algerian west coast

FIGURE 7. Photomicrograph of Ophioderma female gonads. A: overview of brooding gonads. B: Embryo at the gastrula stage. C: ovary at mature stage. D: partially spawned stage. E: post-spawned stage. F: recovery stage. E: Embryo, IO: Immature Oocyte, MO: Mature Oocyte, OS: Outer Sac, IS: Inner Sac, L: Luman, R: Relic, SOv: Spent Ovary, NC: Nutritional Cells. Scale bar = 100 µm.