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Figure 39

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Energy dispersive X-ray spectrum of the tip of the anterior hook of a Neoechinorhynchus ponticus specimen from Chelon auratus in the Black Sea showing moderate levels of phosphorous, high levels of calcium, and moderate levels of sulfur. The X-ray data are the elemental analysis of the tip of the anterior hook (see bolded figures in Table 7). Insert: SEM of anterior hooks.

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