Celestinus , Terentius x Coelestinus , Terentius

The compiler's name is given in MS.185 under the anagram 'Tessun Celi Terenzi', which appears to be equivalent to 'Terenzi Celestinus'. In MS. 186, by the same hand, the anagram is spelt 'Tessun Coeli' which would become 'Coelestinus'.