UC 15923 |
Calymenidae |
Calymene senaria Conrad, 1841 |
|
United States of America |
|
2239226 |
Ordovician |
Trenton Limestone |
|
UC 22196 |
Cheiruridae |
Ceraurus pleurexanthemus Green, 1832 |
|
United States of America |
|
2239229 |
Ordovician |
Trenton Limestone |
|
UC 11483 |
Pterygometopidae |
Pterygometopus intermedius (Walcott, 1877) |
S. Weller |
United States of America |
|
2213032 |
Ordovician |
Auburn Chert |
2 image files |
P 11152 |
|
Sphaerocoryphe maquoketensis Slocom, 1913 |
A. W. Slocom |
United States of America |
|
2213235 |
Ordovician |
Maquoketa Shale |
|
UC 14814 |
Asaphidae |
Isotelus iowensis Owen, 1852 |
|
|
|
2282360 |
Ordovician |
Maquoketa Shale |
|
UC 28043 |
Pterygometopidae |
Calliops larrabeei (Slocom, 1913) |
|
|
|
2283696 |
Ordovician |
Maquoketa Shale |
|
UC 33424 |
Strophomenidae |
Strophomena delicatula Fenton, 1928 |
S. Weller |
United States of America |
|
2213206 |
Ordovician |
Decorah Shale |
|
UC 25631 |
Rhynchotrematidae |
Rhynchotrema decorahense Fenton & Fenton, 1922 |
|
United States of America |
|
2215221 |
Ordovician |
Decorah Shale |
|
PE 60420 |
Protozygidae |
Protozyga nicoletti |
W. Taylor |
United States of America |
|
2279364 |
Ordovician |
Mifflin |
|
UC 27458 |
|
Zygospira calhounensis Fenton & Fenton, 1922 |
|
United States of America |
|
2204204 |
Ordovician |
Kimmswick Limestone |
|
UC 25539 |
Strophomenidae |
Strophomena delicatula Fenton, 1928 |
S. Weller |
United States of America |
|
2213204 |
Ordovician |
Decorah Shale |
|
UC 2325 |
|
Orthis morrowensis James, 1874 |
|
United States of America |
|
2239895 |
Ordovician |
Grant Lake |
|
UC 2392 |
Strophomenidae |
Strophomena declivis James, 1874 |
|
United States of America |
|
2239905 |
Ordovician |
|
|
UC 6935 |
Rhynchotrematidae |
Rhynchotrema wisconsinse Fenton & Fenton, 1922 |
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|
|
2267345 |
Ordovician |
|
|
UC 2393 |
|
Streptorhynchus neglecta James, 1881 |
|
United States of America |
|
2239904 |
Ordovician |
Waynesville |
|
UC 12394 |
Anazygidae |
Catazyga headi (Billings, 1862) |
|
United States of America |
|
2239338 |
Ordovician |
|
|
PE 60417 |
Plectorthidae |
Doleroides pervetus (Conrad) |
W. Taylor |
United States of America |
|
2279370 |
Ordovician |
Mifflin |
|
UC 10234 |
Lingulasmatidae |
Lingulasma galenensis Winchell & Schuchert, 1892 |
|
|
|
2266113 |
Ordovician |
Trenton Limestone |
|
UC 495 |
Strophomenidae |
Strophomena ulrichi James, 1878 |
|
United States of America |
|
2239909 |
Ordovician |
|
|
UC 54054 |
Lingulasmatidae |
Lingulasma schucherti Ulrich, 1889 |
|
United States of America |
41.3078 |
2239301 |
Ordovician |
|
|
UC 2388 |
Strophomenidae |
Strophomena squamula James, 1874 |
|
United States of America |
|
2239908 |
Ordovician |
|
|
UC 8114 |
|
Orthis whitfieldi Winchell, 1881 |
|
United States of America |
|
2213554 |
Ordovician |
Maquoketa Shale |
|
UC 1562 |
|
Platystrophia acuminata (James, 1878) |
|
United States of America |
|
2239897 |
Ordovician |
Grant Lake |
|
UC 56 |
Strophomenidae |
Strophomena sinuata (Meek, 1873) |
|
United States of America |
|
2239907 |
Ordovician |
|
|
UC 1108 |
|
Orthis (platystrophia) laticosta Meek, 1873 |
|
United States of America |
|
2239896 |
Ordovician |
|
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