Excerptorum Constantini de natura animalium libri duo. Pars I: Aristophanis historiae animalium epitome. Pars II: Prisciani Lydi quae extant

Between 1883 and 1909 a team of scholars led by Hermann Diels produced 15,000 pages of edited text of commentaries on Aristotle in Greek from the 2nd to the 13th Century AD. This volume is one of three supplements to the collection.