phan us ▁pe cki ▁I ml ay , ▁ 1 9 6 0 ▁ ▁Ol cost e phan us ▁pop en oe i ▁I ml ay , ▁ 1 9 6 0 ▁ ▁Ol cost e phan us ▁pr ors ir adi atus ▁I ml ay , ▁ 1 9 3 7 ▁ ▁Ol cost e phan us ▁quad ri rad i atus ▁I ml ay , ▁ 1 9 3 8 ▁ ▁Ol cost e phan us ▁san laz ar ensis ▁I ml ay , ▁ 1 9 3 7 ▁ ▁Distribution ▁ ▁F oss ils ▁of ▁species ▁within ▁this ▁genus ▁have ▁been ▁found ▁in ▁the ▁C ret ace ous ▁sed iments ▁of ▁Ant arct ica , ▁Argentina , ▁Austria , ▁Bulg aria , ▁Chile , ▁Colombia ▁( Mac anal ▁Form ation , ▁Eastern ▁R anges ), ▁Czech ▁Republic , ▁France , ▁Hung ary , ▁Italy , ▁Mexico , ▁Mor oc co , ▁Poland , ▁Portugal , ▁Roman ia , ▁Slov ak ia , ▁South ▁Africa , ▁Spain , ▁Russia , ▁United ▁States , ▁as ▁well ▁as ▁in ▁the ▁Jur ass ic ▁of ▁Argentina . ▁ ▁References ▁ ▁Bibli ography ▁▁▁▁ ▁Category : Am mon it ida ▁gener a ▁Category : Per is ph inct o idea ▁Category : C ret ace ous ▁am mon ites ▁Category : Am mon ites ▁of ▁Europe ▁Category : Am mon ites ▁of ▁Africa ▁Category : Am mon ites ▁of ▁North ▁America ▁Category : Am mon ites ▁of ▁South ▁America ▁Category : C ret ace ous