5 3/4" Mammites Nodosoides Ammonite (Half)

Ammonites from the Early Turonian Stage (Upper Cretaceous) found North of Goulmima, Morocco are a new offering here on FossilEra. This is a half of Mammites nodosoides ammonite which is 5 3/4 inches in diameter. The cut side has been polished. This ammonite has distinctive raised bumps in several rows around it's outer surface.

The scientific paper describing this ammonite assemblage can be found at: http://data.over-blog-kiwi.com/0/52/28/44/ob_159f69_kennedy-et-al-2008-goulmima.pdf