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From eggs to fossils: epigenesis and transformation of species in Pander's biology

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Figure

Fig. 1. Portrait of C.H. Pander (1817). Drawing made by d’Alton duringtheir collaboration in Würzburg.
Fig. 2. A Pander perspective of the embryo. Drawing of a chick embryoshowing the first circulation, by d’Alton (Pander 1817b, Plate VIII).
Fig. 3. Skeleton of the Bradypus giganteus (i.e. Megatherium ) as illustrated by d’Alton(Pander 1821)

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