UC 48298 |
Anopliidae |
Chonetes tumescens Easton, 1943 |
Easton Collection |
United States of America |
|
2213890 |
Mississippian |
Pitkin Limestone |
|
UC 48299 |
Anopliidae |
Chonetes tumescens Easton, 1943 |
Easton Collection |
United States of America |
|
2213891 |
Mississippian |
Pitkin Limestone |
|
UC 48300 |
Anopliidae |
Chonetes tumescens Easton, 1943 |
Easton Collection |
United States of America |
|
2213892 |
Mississippian |
Pitkin Limestone |
|
UC 12422 |
|
Pugnax greenianus (Ulrich, 1886) |
|
United States of America |
|
2239421 |
Mississippian |
Knobstone |
|
UC 25864 |
|
Zygospira variabilis (Fenton & Fenton, 1922) |
|
United States of America |
|
2215212 |
Ordovician |
Plattin Limestone |
|
UC 33404 |
Plaesiomyidae |
Dinorthis deflecta gibbosa Fenton, 1928 |
|
United States of America |
|
2215214 |
Ordovician |
Plattin Limestone |
|
UC 33405 |
Plaesiomyidae |
Dinorthis deflecta gibbosa Fenton, 1928 |
|
United States of America |
|
2215215 |
Ordovician |
Plattin Limestone |
|
UC 20462 |
Spiriferidae |
Spirifer disjunctus Sowerby, 1840 |
|
United States of America |
|
2239452 |
Devonian |
Chemung |
|
UC 16842 |
Rhipidomellidae |
Rhipidomella arkansana Girty, 1911 |
|
|
|
2270265 |
Mississippian |
Mayes |
|
UC 16927 |
Productellidae |
Productella hirsutiformis Girty, 1911 |
|
|
|
2270287 |
Mississippian |
Mayes |
|
UC 16928 |
Productellidae |
Productella hirsutiformis batesvillensis |
|
|
|
2270289 |
Mississippian |
Mayes |
|
UC 16813 |
Anopliidae |
Chonetes oklahomensis Snider, 1915 |
|
|
|
2270277 |
Mississippian |
Fayetteville Shale |
|
UC 495 |
Strophomenidae |
Strophomena ulrichi James, 1878 |
|
United States of America |
|
2239909 |
Ordovician |
|
|
UC 25246 |
Schizophoriidae |
Schizophoria iowensis Fenton & Fenton, 1924 |
|
United States of America |
|
2215218 |
Devonian |
Lime Creek |
|
UC 26080 |
Strophodontidae |
Stropheodonta thomasi Fenton & Fenton, 1924 |
|
United States of America |
|
2215235 |
Devonian |
Lime Creek |
|
UC 26071 |
Cyrtospiriferidae |
Cyrtospirifer whitneyi subsiduus Fenton & Fenton, 1924 |
|
United States of America |
|
2215226 |
Devonian |
Lime Creek |
|
UC 54002 |
Atrypidae |
Atrypa reticularis alta |
|
United States of America |
|
2215208 |
Devonian |
Lime Creek |
|
UC 54061 |
|
Obolus conradi (Hall, 1868) |
|
United States of America |
|
2239308 |
Silurian |
|
|
UC 612 |
Trimerellidae |
Dinobolus conradi (Hall, 1868) |
|
United States of America |
|
2239285 |
Silurian |
|
|
UC 25631 |
Rhynchotrematidae |
Rhynchotrema decorahense Fenton & Fenton, 1922 |
|
United States of America |
|
2215221 |
Ordovician |
Decorah Shale |
|
UC 12437 |
|
Anastrophia verneuili |
|
United States of America |
|
2239373 |
Devonian |
|
|
UC 12375 |
Nucleospiridae |
Nucleospira ventricosa (Hall, 1857) |
|
United States of America |
|
2239478 |
Devonian |
New Scotland Limestone |
|
UC 11977 |
Spiriferidae |
Spirifer macbridii Calvin, 1883 |
|
United States of America |
|
2239463 |
Devonian |
|
|
UC 12213 |
Spiriferidae |
Spirifer mortonanus Miller, 1883 |
|
United States of America |
|
2239466 |
Mississippian |
Keokuk Limestone |
|
UC 2392 |
Strophomenidae |
Strophomena declivis James, 1874 |
|
United States of America |
|
2239905 |
Ordovician |
|
|