UC 11484 |
Pterygometopidae |
Pterygometopus lincolnensis Branson, 1909 |
S. Weller |
United States of America |
|
2291654 |
Ordovician |
Auburn Chert |
|
UC 11554 |
Pterygometopidae |
Pterygometopus lincolnensis Branson, 1909 |
S. Weller |
United States of America |
|
2291656 |
Ordovician |
Auburn Chert |
3 image files |
UC 35453 |
Pterygometopidae |
Eomonorachus intermedius (Walcott) |
|
United States of America |
|
2296050 |
Ordovician |
Platteville |
|
UC 35454 |
Pterygometopidae |
Eomonorachus intermedius (Walcott) |
|
United States of America |
|
2296052 |
Ordovician |
Platteville |
|
P 17038 |
Encrinuridae |
Encrinurus pernodosus Slocom, 1913 |
|
|
|
2864214 |
Ordovician |
|
4 image files |
PE 17024 |
Pterygometopidae |
Pterygometopus fredericki Slocom, 1913 |
A. W. Slocom |
United States of America |
|
2291455 |
Ordovician |
Maquoketa Shale |
|
P 11152 A |
|
Sphaerocoryphe maquoketensis Slocom, 1913 |
A. W. Slocom |
United States of America |
|
2291864 |
Ordovician |
Maquoketa Shale |
|
P 17024 |
Pterygometopidae |
Pterygometopus fredericki Slocom, 1913 |
A. W. Slocom |
United States of America |
|
2291868 |
Ordovician |
Maquoketa Shale |
1 image file |
UC 41154 |
Styginidae |
Bumastus beckeri Slocom, 1913 |
|
United States of America |
|
2291376 |
Ordovician |
Maquoketa Shale |
|
P 16708 |
Styginidae |
Bumastus beckeri Slocom, 1913 |
A. W. Slocom |
United States of America |
|
2291855 |
Ordovician |
Maquoketa Shale |
|
P 16755 |
Calymenidae |
Calymene fayettensis Slocom |
A. W. Slocom |
United States of America |
|
2291857 |
Ordovician |
Maquoketa Shale |
1 image file |
UC 41151 |
|
Megalaspis beckeri Slocom, 1913 |
A. G. Becker |
United States of America |
|
2291515 |
Ordovician |
Maquoketa Shale |
|
P 11256 A |
Pterygometopidae |
Pterygometopus larrabeei Slocom, 1913 |
A. W. Slocom |
United States of America |
|
2291862 |
Ordovician |
Maquoketa Shale |
|
P 11256 |
Pterygometopidae |
Pterygometopus larrabeei Slocom, 1913 |
A. W. Slocom |
United States of America |
|
2291457 |
Ordovician |
Maquoketa Shale |
|
P 11257 |
Lichidae |
Amphilichas clermontensis Slocom, 1913 |
|
United States of America |
|
2294840 |
Ordovician |
Maquoketa Shale |
1 image file |
P 11181 |
Lichidae |
Amphilichas rhinoceras Slocom, 1913 |
|
United States of America |
|
2294842 |
Ordovician |
Maquoketa Shale |
1 image file |
P 16630 |
Cheiruridae |
Ceraurus elginensis Slocom, 1913 |
A. W. Slocom |
United States of America |
|
2291453 |
Ordovician |
Maquoketa Shale |
|
UC 10716 A |
|
Anastrophia primigenia Bradley, 1930 |
S. Weller |
United States of America |
|
2291659 |
Ordovician |
Polk Bayou Limestone |
|
UC 27449 |
Rhynchotrematidae |
Rhynchotrema mercerense Fenton & Fenton, 1922 |
|
United States of America |
|
2292526 |
Ordovician |
|
|
UC 27444 |
Rhynchotrematidae |
Rhynchotrema wisconsinse Fenton & Fenton, 1922 |
|
United States of America |
|
2294536 |
Ordovician |
|
|
UC 25639 |
Rhynchotrematidae |
Rhynchotrema cuneiforme Fenton & Fenton, 1922 |
|
United States of America |
|
2292250 |
Ordovician |
Plattin Limestone |
|
P 28270 |
Rafinesquinidae |
Rafinesquina productiformis Roy, 1941 |
S. K. Roy |
Canada |
|
2291250 |
Ordovician |
|
|
P 28267 |
Rafinesquinidae |
Rafinesquina pronis Roy, 1941 |
S. K. Roy |
Canada |
|
2291252 |
Ordovician |
|
|
P 28273 |
Strophomenidae |
Strophomena undulosa Roy, 1941 |
S. K. Roy |
Canada |
|
2291254 |
Ordovician |
|
|
UC 28990 |
Rafinesquinidae |
Rafinesquina jeffersonensis Bradley, 1930 |
S. Weller |
United States of America |
|
2291671 |
Ordovician |
Kimmswick Limestone |
|