APOLLONIUS of TRALLES and his brother TAURISCUS of Golius stated that the eighth book had never been were the sculptors of the famous Farnese Bull, a group translated into Arabic. It was long a favourite problem representing Zethus and Amphion tying the revengeful with geometers to attempt to restore the lost books of Dirce to the tail of a wild bull. This work is now at Apollonius, that is, to infer from the general nature of their Naples. There were several other sculptors named Apol- contents, as described by Pappus, the propositions they lonius. had contained. Maurolycus, a Sicilian geometer of the