Figures

Figure 14.4   Vision in trilobites: (a) lateral view of a complete specimen of Cornuproetus, Silurian, Bohemia (4); (b) detail of the compound eye of Cornuproetus (20); (c) holochroal compound eye of Pricyclopyge, Ordovician, Bohemia (6); (d) schizochroal compound eye of Phacops, Devonian, Ohio (4); and (e) schizochroal compound eye of Reedops, Devonian, Bohemia (5). (Courtesy of Euan Clarkson.)

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