De monstrorum caussis, natura, & differentiis libri duo.Padua: apud Casparem Crivellarium, 1616.
One of the earliest classifications of deformities, Liceti’s work was still under review in works on malformation in the 19th century. Includes both real and imaginary cases. The first of many illustrated editions appeared in Padua, 1634. The 1634 edition includes accurate descriptions of cases observed by Liceti in the years following the first edition issued in 1616. Digital facsimile of the 1634 edition from the Internet Archive at this link.