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Click on a letter below to get a list of species:
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Species archived from: Ifrim, C..Stinnesbeck, W..Schafhauser, A.. (2005): Maastrichtian shallow-water ammonites of northeastern Mexico . Revista Mexicana de Ciencias Geológicas Vol. 22(1) p. 48-64
Baculites ovatus
Baculites vertebralis
Coahuilites sheltoni
Pachydiscus (Pachydiscus) neubergicus
Sphenodiscus lobatus
Sphenodiscus pleurisepta