Figures

Figure 13.18   (opposite) Ammonite taxa: (a) Ludwigia murchisonae (macroconch) from the Jurassic of Skye, (b) cluster of Ludwigia murchisonae (microconchs) from the Jurassic of Skye, (c) Quenstedtoceras henrici from the Jurassic of Wiltshire, (d) Quenstedtoceras henrici (showing a characteristic suture pattern) from the Jurassic of Wiltshire, and (e) Peltomorphites subtense from the Jurassic of Wiltshire, (f) Placenticeras (Cretaceous), (g) Lytoceras (Jurassic), (h) Hildoceras (Jurassic) and (i) Cadoceras (Cretaceous). Magnifi cation 1 (ae), 0.5 (fi). (ae, courtesy of Neville Hollingworth.)

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