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Emergence, Development, and Maturity of the Gonad of Two Species of Chitons “Sea Cockroach” (Mollusca: Polyplacophora) through the Early Life Stages

Figure 12

Gametogenesis in a Chiton articulatus female.

Composite digital image in frontal section of the anterior dorsal part of a Chiton articulatus female (2.469 g BW, 35 mm TL, and 22 mm TW) with the ovary in the gametogenesis stage (S1) showing asynchronous groups of oocytes, i.e., primary oocytes, secondary oocytes, and mature ova without a dominant group. Abbreviations: po, primary oocytes; so, secondary oocytes; mo, mature ova.

Figure 12

doi: https://doi.org/10.1371/journal.pone.0069785.g012