Seriana (Berber languages: Taseriant;Arabic: سريانة) is a town in Batna Province, Algeria, at .mw-parser-output .geo-default,.mw-parser-output .geo-dms,.mw-parser-output .geo-dec{display:inline}.mw-parser-output .geo-nondefault,.mw-parser-output .geo-multi-punct{display:none}.mw-parser-output .longitude,.mw-parser-output .latitude{white-space:nowrap}35°41′30″N 06°11′11″E / 35.69167°N 6.18639°E / 35.69167; 6.18639. In the colonial period, it was called Pasteur. It has been identified as the ancient Roman Catholic Diocese of Lamiggiga.
