UC 12383 |
Retziidae |
Eumetria vernuiliana (Hall, 1856) |
|
United States of America |
|
2239331 |
Mississippian |
|
|
UC 48300 |
Anopliidae |
Chonetes tumescens Easton, 1943 |
Easton Collection |
United States of America |
|
2213892 |
Mississippian |
Pitkin Limestone |
|
UC 16133 B |
Discinidae |
Orbiculoidea minuta Mather, 1915 |
|
|
|
2251136 |
Pennsylvanian |
Bloyd Shale |
|
UC 27458 |
|
Zygospira calhounensis Fenton & Fenton, 1922 |
|
United States of America |
|
2204204 |
Ordovician |
Kimmswick Limestone |
|
UC 16575 |
|
Hustedia miseri Mather, 1915 |
|
|
|
2251152 |
Pennsylvanian |
Hale |
|
UC 48254 |
Echinoconchidae |
Echinoconchus |
Easton Collection |
United States of America |
|
2213893 |
Mississippian |
Pitkin Limestone |
|
UC 12465 |
Centronellidae |
Beachia suessana (Hall, 1857) |
|
United States of America |
|
2239490 |
Devonian |
Oriskany Sandstone |
|
UC 11962 |
Meristidae |
Merista typa (Hall, 1859) |
|
United States of America |
|
2239327 |
Devonian |
|
|
UC 48329 |
Schuchertellidae |
Orthotetes kaskaskiensis (McChesney, 1860) |
Easton Collection |
United States of America |
|
2213888 |
Mississippian |
Pitkin Limestone |
|
UC 612 |
Trimerellidae |
Dinobolus conradi (Hall, 1868) |
|
United States of America |
|
2239285 |
Silurian |
|
|
UC 54061 |
|
Obolus conradi (Hall, 1868) |
|
United States of America |
|
2239308 |
Silurian |
|
|
UC 13211 |
|
Pentamerus oblongus (Sowerby, 1839) |
|
United States of America |
|
2239388 |
Silurian |
|
|
UC 12414 |
|
Liorhynchus globuliformis (Vanuxem, 1842) |
|
United States of America |
|
2239415 |
Devonian |
New Albany Shale |
|
UC 16576 |
Rhynchoporidae |
Rhynchopora magnicosta Mather, 1915 |
|
|
|
2251163 |
Pennsylvanian |
Bloyd Shale |
|
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 4961 |
Spiriferidae |
Spirifer keokuk var. keokuk |
S. Weller |
United States of America |
|
2213042 |
Mississippian |
Batesville Sandstone |
|
UC 26129 |
Atrypidae |
Atrypidae |
|
|
|
2285464 |
Devonian |
Cedar Valley Limestone |
|
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 25246 |
Schizophoriidae |
Schizophoria iowensis Fenton & Fenton, 1924 |
|
United States of America |
|
2215218 |
Devonian |
Lime Creek |
|
UC 25887 |
|
Reticularia inconsueta Fenton & Fenton, 1924 |
|
United States of America |
|
2215230 |
Devonian |
Lime Creek |
|
UC 54002 |
Atrypidae |
Atrypa reticularis alta |
|
United States of America |
|
2215208 |
Devonian |
Lime Creek |
|
UC 25539 |
Strophomenidae |
Strophomena delicatula Fenton, 1928 |
S. Weller |
United States of America |
|
2213204 |
Ordovician |
Decorah Shale |
|
UC 564 |
Lingulidae |
Lingula cuneata Conrad, 1939 |
|
United States of America |
|
2239304 |
Silurian |
|
|