UC 11928 |
Strophomenidae |
Strophomena conradi Hall & Clarke, 1892 |
|
United States of America |
|
2239568 |
Ordovician |
Trenton Limestone |
|
PE 13905 |
|
Onniella meeki (Miller, 1875) |
|
|
|
2285481 |
Ordovician |
Arnheim - Waynesville |
|
PE 13904 |
|
Onniella meeki (Miller, 1875) |
|
|
|
2285479 |
Ordovician |
Arnheim - Waynesville |
|
PE 13906 |
|
Onniella meeki (Miller, 1875) |
|
|
|
2285483 |
Ordovician |
Arnheim - Waynesville |
|
UC 10311 |
|
Zygospira nicoletti (Winchell & Schuchert, 1892) |
|
|
|
2266128 |
Ordovician |
Trenton Limestone |
|
UC 10304 |
|
Platystrophia biforata (Schlotheim, 1820) |
|
|
|
2266141 |
Ordovician |
Trenton Limestone |
|
UC 10307 |
|
Parastrophia hemiplicata (Hall, 1847) |
|
|
|
2266145 |
Ordovician |
Trenton Limestone |
|
UC 25533 |
Strophomenidae |
Strophomena dignata Fenton, 1928 |
S. Weller |
United States of America |
|
2213207 |
Ordovician |
Decorah Shale |
|
UC 25535 |
Strophomenidae |
Strophomena dignata Fenton, 1928 |
S. Weller |
United States of America |
|
2213208 |
Ordovician |
Decorah Shale |
|
UC 12399 |
|
Orthorhynchula linneyi (James, 1881) |
|
United States of America |
|
2239418 |
Ordovician |
|
|
UC 29046 |
Clitambonitidae |
Clitambonites diversus (Shaler, 1865) |
Bradley |
United States of America |
|
2212822 |
Ordovician |
Kimmswick Limestone |
1 image file |
PE 16630 a |
|
Zygospira modesta Hall |
|
United States of America |
|
4403254 |
Ordovician |
|
|
UC 25540 |
Strophomenidae |
Strophomena |
S. Weller |
United States of America |
|
2213023 |
Ordovician |
Decorah Shale |
|
UC 37873 |
|
Scenidium anthonensis Sardeson, 1892 |
|
|
|
2266147 |
Ordovician |
Trenton Limestone |
|
UC 10295 |
|
Schizocrania filosa (Hall, 1847) |
|
|
|
2266227 |
Ordovician |
Trenton Limestone |
|
UC 10309 |
|
Zygospira recurvirostra (Hall, 1847) |
|
|
|
2266130 |
Ordovician |
Trenton Limestone |
|
UC 10308 |
Rhynchotrematidae |
Rhynchotrema dentata (Hall, 1847) |
|
|
|
2266157 |
Ordovician |
Trenton Limestone |
|
UC 11903 |
Lingulidae |
Lingula vanhornii Miller, 1875 |
|
United States of America |
|
2239306 |
Ordovician |
Trenton Limestone |
|
UC 12335 |
Dalmanellidae |
Orthis (dalmanella) testudinaria Dalman, 1828 |
|
United States of America |
|
2239358 |
Ordovician |
|
|
UC 11950 |
|
Pholidops cincinnatiensis Hall, 1871 |
|
United States of America |
|
2239284 |
Ordovician |
|
|
UC 12332 |
|
Orthis (plaesiomys) subquadrata Hall, 1847 |
|
United States of America |
|
2239361 |
Ordovician |
|
|
UC 12331 |
Plectorthidae |
Hebertella sinuata (Hall, 1847) |
|
United States of America |
|
2239353 |
Ordovician |
|
|
UC 11902 |
Craniidae |
Crania scabiosa Hall, 1866 |
|
United States of America |
|
2239283 |
Ordovician |
|
|
UC 186 |
|
Platystrophia profundosulcata (Meek, 1873) |
|
United States of America |
|
2239899 |
Ordovician |
Fairview |
4 image files |
UC 102 |
|
Trematis punctostriata Hall & Whitfield, 1875 |
|
United States of America |
|
2239887 |
Ordovician |
Trenton Limestone |
|