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Creatures » Cellular Organisms » Eukaryotes » Opisthokonts » Animal » Bilateria » Protostomes » Spiralians » Molluscs » Cephalopods » Ammonites » Acanthocerataceae » Brancoceratidae » Hysteroceras «

Hysteroceras varicosum (Sowerby 1824)

last appearance

Paleobiology Database
cenomanian age
URI: http://resource.geosciml.org/classifier/ics/ischart/Cenomanian

Attribution: International Chronostratigraphic Chart: http://www.stratigraphy.org/index.php/ics-chart-timescale

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Paleobiology Database

99.59999999999999 million years ago

(min)