Hostilian, as Caesar, 250-251. Aureus (Gold, 19.5 mm, 3.74 g, 6 h), Rome, 251. C VALES (sic!) HOSTIL MES QVINTVS N C Bare-headed, draped and cuirassed bust of Hostilian to right. Rev. PRINCIPI IV-VENTVTIS Hostilian, in military dress, standing to left, holding baton in his right hand and spear in his left. Biaggi 1406 (same dies). Cohen 37 var. (VALENS). Calicó 3318 (but misdescribed). de Sartiges 343 (same dies). Mazzini 37v (same dies). RIC 181a (but misdescribed). Same dies as Nomos 16 (2018), 203. Extremely rare, perhaps only the third known example. Obverse slightly off center; some edge scrapes and possibly once mounted, otherwise, very fine.