Opinion 1610 Valanginites Sayn in Kilian, 1910 (Mollusca, Ammonoidea): authorship of the genus confirmed, and ammonites Nucleus Roemer, 1841 confirmed as the type species
Published in Bulletin of Zoological Nomenclature, in 1990, in volume 47, pages 220-221
Date published:1990-09-28