P 28712 |
Cheiruridae |
Ceraurus horridus Troedsson, 1928 |
S. K. Roy |
Canada |
|
2204128 |
Ordovician |
|
|
P 28705 |
Illaenidae |
Illaenus groenlandicus Troedsson, 1928 |
S. K. Roy |
Canada |
|
2204123 |
Ordovician |
|
|
P 28701 |
Asaphidae |
Isotelus iowensis Owen, 1852 |
S. K. Roy |
Canada |
|
2204122 |
Ordovician |
|
|
P 28716 |
Pterygometopidae |
Pterygometopus callicephalus brevis |
S. K. Roy |
Canada |
|
2204131 |
Ordovician |
|
|
P 28700 A |
Asaphidae |
Isotelus gigas latior |
S. K. Roy |
Canada |
|
2204121 |
Ordovician |
|
|
P 28877 |
|
Isochilina convexa (Miller) |
|
Canada |
|
2295340 |
Ordovician |
|
|
P 28880 |
|
Isochilina convexa (Miller) |
|
Canada |
|
2295341 |
Ordovician |
|
|
P 28886 |
Bythocyprididae |
Bythocypris cylindrica (Hall, 1871) |
|
|
|
2282272 |
Ordovician |
|
|
P 28879 |
|
Primitia cincinnatiensis (Miller, 1875) |
|
|
|
2282268 |
Ordovician |
|
|
P 28709 |
Calymenidae |
Calymene croneisi Roy, 1941 |
S. K. Roy |
Canada |
|
2204126 |
Ordovician |
|
|
P 28710 |
Calymenidae |
Calymene croneisi Roy, 1941 |
S. K. Roy |
Canada |
|
2204127 |
Ordovician |
|
|
P 28709 A |
Calymenidae |
Calymene croneisi Roy, 1941 |
S. K. Roy |
Canada |
|
2291262 |
Ordovician |
|
|
PE 25586 |
|
Ogygites canadensis Chapman |
|
Canada |
50 |
2282383 |
Ordovician |
Collingswood |
|
UC 29467 |
|
Isochilina amiana Ulrich |
|
Canada |
50 |
2295337 |
Ordovician |
Beekmantown Dolomite |
|
UC 29468 |
|
Isochilina amiana insignis |
|
Canada |
50 |
2288819 |
Ordovician |
Beekmantown Dolomite |
|
PE 56130 |
Asaphidae |
Pseudogygites latimarginatus (Hall) |
R. Levi-Setti |
Canada |
50 |
2267779 |
Ordovician |
Whitby |
|
UC 37896 |
|
Ogygites canadensis Chapman |
|
Canada |
|
3884056 |
Ordovician |
Collingswood |
3 image files |
PE 2154 |
Pterygometopidae |
Calyptaulax callicephala (Hall, 1847) |
|
Canada |
|
3870139 |
Ordovician |
Trenton |
3 image files |
PE 2180 |
Illaenidae |
Bumastus (bumastoides) milleri (Billings, 1859) |
|
Canada |
|
3879664 |
Ordovician |
Trenton |
2 image files |
PE 2181 |
Illaenidae |
Illaenus (parillaenus) davisii (Salter, 1849) |
|
Canada |
|
3879546 |
Ordovician |
Trenton |
3 image files |
P 9632 |
Olenidae |
Triarthrus spinosus (Billings, 1857) |
|
United States of America |
|
3894521 |
Ordovician |
Utica Shale |
2 image files |
UC 12280 |
Asaphidae |
Asaphus platycephalus Stokes |
|
United States of America |
|
3883036 |
Ordovician |
Trenton Limestone |
2 image files |
PE 1480 |
Asaphidae |
Isotelus maximus Locke, 1838 |
|
Canada |
|
3883030 |
Ordovician |
Trenton Limestone |
2 image files |
PE 2179 |
Olenidae |
Triarthrus beckii (Green) |
|
Canada |
|
3894559 |
Ordovician |
Trenton Limestone |
2 image files |
PE 60441 |
Cheiruridae |
Gabriceraurus Pribyl & Vanek, 1985 |
|
United States of America |
|
4067288 |
Ordovician |
Bobcaygeon |
|