Keywords : documentatio

new documentationof the indicativ maastrichtian ammonite menuites fresevillrnsis

Ramzi K.AL-Naser; Omar A. AL-Bdrani

Iraqi National Journal of Earth Science, 2002, Volume 2, Issue 1, Pages 1-5
DOI: 10.33899/earth.2002.43837

Menuites fresevillensis ( seunes, 1890a) is recorsded and described for the first time from the shiranish formation (late campanian - maastrichtian), NW iraq, these diagnosis were made on hte basis of planispiral involute shell and compressed whorl section (oxycone), with the mean ratio of whorl breadth to whorl height (wb:wh) attaining 0.4 the shell is moderately ornamented by numerous ribs which mostly arise on the umbilical wall becoming strengthened toward small bullate