Entry (Details):

Full name V 8987 = D 755, IX 3921, Pan. Lat. XI title, 17.4, Rossi I 153; Fl. Claudius (sic) P. Flor. I 30; Mamertinus elsewhere.

CSLiRole name: CSL a. 361: appointed by Julian in 361 Amm. XXI 8.1 commisit Mamertino largitiones curandas, Pan. Lat. XI 1.4 cum me aerarium publicum curare voluisti, 22.2 thesaurorum omnium mandata custodia et dispensatio largiendi.

PPO PER ILLYRICVMiRole name: PPO PER ILLYRICVM a. 361: Mamertinum promotum praefectum praetorio per Illyricum designavit consulem Amm. XXI 12.25; cum me praetoriis praefecisti et provincias de te egregie meritas meae fidei tutelaeque mandasti Pan. Lat. XI 1.5, secundum locum tenet in honorum meorum fructibus praefectura 22.2.

CONSVL prioriRole name: CONSVL prior a. 362 with Fl. Nevitta mag. equ.: Fasti, Rossi I 151-6, P. Flor. I 30, P. Cairo Preis. 2.1, 3.1, VI 753 = D 4267^e, IX 3921; brevi postea Mamertino in consulatu iunxit Nevittam Amm. XXI 10.8; Amm. XXI 12.25 (cited above); additus his, quo vel solo cuiuslibet aviditas vinceretur, proventuum meorum tertius, consulatus Pan. Lat. XI 22.2. He celebrated the consulship in Constantinople Amm. XXII 7.1-2 and his speech of thanks on the occasion is extant Pan. Lat. XI Claudii Mamertini gratiarum actio de consulatu suo Iuliano imp.

PPO ITALIAE, AFRICAE ET ILLYRICIiRole name: PPO ITALIAE, AFRICAE ET ILLYRICI a. 361-4: his zone very soon included also Italy and Africa, see below and cf. CTh VIII 5.12 acc. Syracusis, dated 362 Feb. 22, but by 364 April Illyricum was a separate prefecture under Sex. Petronius Probus. He sat on the Commission of Chalcedon Amm. XXII 3.1 and also tried the leaders of the resistance to Julian at Aquileia Amm. XXI 12.20. In 362 he carried out a reorganisation of the cursus publicus V 8987 = D 755 Concordia (Venetia), disponente Claudio Mamertino v.c. per Italiam ac Illyricum praefecto praetorio (for the date, see CTh VIII 5.12), and in 363 confirmed the transfer of a corn subsidy from Puteoli to Tarracina Symm. Rel. 40.3 Mamertinus id temporis praefecturae honore pollebat (the date was during Julian’s Persian campaign). For his laws in this office, see below.

PPO ITALIAE, AFRICAE ET ILLYRICI a. 364-5: in late 364 he is recorded as PPO of Italy, Africa and Illyricum, with Secundus Salutius in Oriens and Decimius Germanianus 4 in Gaul as his colleagues Amm. XXVI 5.5 et Orientem quidem regebat potestate praefecti Salutius, Italiam vero cum Africa et Illyrico Mamertinus, et Gallicas provincias Germanianus. He received the following laws from 362 to 365: 362 Feb. 22 CTh VIII 5.12^α acc. Syracusis; June 6 CTh I 15.4^α; June 20 CTh VIII 5.13^α; Sept. 9 CTh VIII 5.14^α; 362^S (MSS 363) Nov. 21 CTh I 22.3⁺; 362^S (MSS 363) Nov. 25 CTh VIII 5.16^α (mentions Sardinia); 363 Feb. 26 CTh III 13.2^α; March 23 CTh XI 30.31^α; April 23 CTh XII 7.2^α pp. (MSS dat.) Salonae; Nov. 27 CTh VIII 1.8^α; 364 Jan. 11 CTh XIII 3.6^α; April 26 CTh XI 20.2^α; late May^S (MSS Oct. 31) CTh VI 37.1^α; May 7 CTh XII 1.57^α; May 13 CTh VIII 4.8^α + VIII 5.18^α + XII 1.58^α (+ ?VII 1.5); May 26 CTh V 15.14⁺ = CJ XI 59.3^α; May 30 CTh XII 12.3^α; June 9^S (MSS Dec. 9) CTh XIV 17.2^α; July 23^S (MSS April 22) CTh X 7.2^α; July 29 CTh V 15.15^α; 364 (MSS 365) Aug. 4 CTh XII 6.7^α; Aug. 28 CTh XII 13.2^α; Sept. 7 CTh XII 12.4^α; Sept. 30 CTh IX 30.1^α (refers to Italy); Oct. 15 CTh XI 31.1^α; Oct. 27 CTh V 15.17^α dat. et pp. Romae; 364^S (MSS 365) Oct. 31 CTh XII 6.10^α; Dec. 13 CTh VII 4.11^α; Dec. 23 CTh V 13.3^α; 365 Jan. 1 CTh XV 1.14^α; Jan. 30 CTh VIII 7.8^α + XII 1.70^α; 365 (MSS 369) Feb. 13 CTh VIII 11.3^α; March 6 CTh XI 1.9^α (refers to Italy and suburbicaria); March 10 CTh VIII 5.23^α; March 15 CTh XV 1.16^α; March 21 Consult. IX 3^α; April 4 CTh XIV 17.4^α; April 18 CTh VII 6.1^α + ΧII 6.4^α (MSS June 18) + XII 6.6 (MSS July 18; refers to Africa); April 26 CTh VIII 5.26^α; probably in 365 CTh V 11.9^α. In 365 after a visit to Rome he was accused of peculation by Avitianus 2 and replaced by Vulcacius Rufinus Amm. XXVII 7.1 (wrongly dated by Ammianus in 367).

He was already an old man in 362 Pan. Lat. XI 17.2, 18.5.