Severus II. As Caesar, A.D. 305-306. Æ quarter follis (17.8 mm, 2.40 g, 5 h). Siscia mint, A.D. 305-6. Scarce. SEVERVS NOB C, laureate head right / GENIO POPVLI ROMANI, Genius standing left, modius on head, with chlamys over left shoulder, holding patera and cornucopia; SIS in exergue. RIC 171a. VF.