Ken Lazara poits out this name means "of Iconium", the classical name for the region it's from. 'In the first volume of his World of Killies (1993), the late killifish hobbyist and taxonomist Rudolf H. Wildekamp (1945–2019) wrote that “iconii” means “as an icon, Byzantine painting,” but did not explain how that name applies to the fish. Killifish taxonomist Jean H. Huber, at his Killi-Data website, repeated Wildekamp’s claim, adding that the name refers to its color pattern. We believe the name means something else.
"...an endorheic (closed or self-contained) basin in Konya Province in Turkey’s Central Anatolia region. The ancient name of Konya Province, dating to classical and Medieval times, is Iconium. "