Willem Vrolik

Willem Vrolik (29 April 1801 – 22 December 1863) was a Dutch anatomist and pathologist who was a native of Amsterdam.

[1] consists of various human and zoological body parts, fetuses, and plaster casts that exhibit different aspects of embryology, pathology and anatomy.

[2] Willem Vrolik published teratological works on cyclopia, the pathogenesis of congenital anomalies, and a treatise on conjoined twins.

In the 1840s, he published Handboek der ziektekundige ontleedkunde (Handbook of pathological anatomy), as well as Tabulae ad illustrandam embryogenesin hominis et mammalium tam naturalem quam abnormem.

He was also the author of highly regarded treatises on the chimpanzee (1841), Hyperoodon (1847), and Manatus americanus (1852).