This mentioned taxonomy is an attempt to make an conclusive assignment from the different classifications of various scientists. Because the taxonomy may change due to the latest investigative methods and other findings, our map is a guide only.
J. Lehmann, 2019 - Parahoplitid ammonites and narrowing down the Aptian/Albian boundary interval in northern Iran - Cretaceous Research (94), 207-228 (journal article, English)
E. Robert, 2018 - Aptian and Albian (Early Cretaceous) ammonites from Lampazos and the Bisbee groups (Sonora State, northwest Mexico) - Cretaceous Research (86), 1-23 (journal article, English)
J. R. Ovando-Figueroa, 2018 - Ammonite taxonomy and biostratigraphy for the upper Aptian-lower Albian (Lower Cretaceous) of Cerro Chino, Chihuahua State, northeast Mexico - Cretaceous Research (82), 109-137 (journal article, English)
M. Futakami, 2018 - Aptian ammonite fauna from the Yezo Group of the Urakawa area in Hokkaido, Japan - Cretaceous Research (89), 224-234 (journal article, English)
J. Lehmann, 2016 - Cephalopoden aus unterkreidezeitlichen Geschieben der Region um Wolgast-Hohendorf, Vorpommern - Archiv für Geschiebekunde (7), 401-530 (journal article, German)
R. Barragán, 2008 - Lower Aptian (Lower Cretaceous) ammonites from the basal strata of the La Peña Formation of Nuevo León State, northeast Mexico: biochronostratigraphic implications - Revista Mexicana de Ciencias Geológicas (25), 145-157 (journal article, English)
E. Robert, 2005 - Albian ammonite faunas from Peru: The genus Neodeshaesites Casey, 1964 - Journal of Paleontology (79), 611-618 (journal article, English)
J. J. Sepkoski, Jr., 2002 - A compendium of fossil marine animal genera - Bulletins of American Paleontology (363), 1-560 (serial monograph, English)
C. W. Wright, 1996 - Cretaceous Ammonoidea - Treatise on Invertebrate Paleontology (L), 1-362 (book/book chapter, English)
O. Renz, 1982 - - The Cretaceous ammonites of Venezuela (), 1-132 (book/book chapter, English)
W. J. Kennedy, 1981 - Albian and Cenomanian ammonites from the island of Bornholm - Bulletin of the Geological Society of Denmark (29), 203-244 (journal article, English)
R. Förster, 1975 - Die geologische Entwicklung von Süd-Mozambique seit der Unterkreide und die Ammoniten-Fauna von Unterkreide und Cenoman - Geologisches Jahrbuch, Reihe B (12), 3-324 (journal article, English)
M. Collignon, 1962 - Atlas des fossiles caractéristiques de Madagascar (Ammonites). Fascicule IX (Aptien) - Service Géologique Tananarive (), 1-64 (serial monograph, English)
V.E. Benavides-Caceres, 1956 - Cretaceous system in northern Peru - Bulletin of the American Museum of Natural History (108), 1-493 (serial monograph, English)
R. Casey, 1954 - New genera and subgenera of Lower Cretaceous ammonites - Journal of the Washington Academy of Sciences (44), 106-115 (journal article, English)
A. Stoyanow, 1949 - Lower Cretaceous stratigraphy in southeastern Arizona - Geological Society of America Memoir (38), 1-156 (serial monograph, English)