Eupoikilofusa |
Eupoikilofusa missurensis
|
USA |
Silurian |
|
Eupoikilofusa |
Eupoikilofusa rochesterensis
|
USA |
Llandoverian |
Wenlockian |
Eupoikilofusa |
Eupoikilofusa striatifera
sp. nov. |
USA |
Silurian |
|
Eupoikilofusa |
Eupoikilofusa striatifera
sp. nov. |
USA |
Silurian |
|
Eupoikilofusa |
Eupoikilofusa striatifera
|
USA(Eastern) |
Silurian |
|
Eupoikilofusa |
Eupoikilofusa striatifera
|
Nd |
Nd |
|
Eupoikilofusa |
Eupoikilofusa striatifera
|
Nd |
Nd |
|
Geron |
Geron guerillerus
|
USA(Eastern) |
Llandoverian |
Wenlockian |
Gloeocapsamorpha |
Gloeocapsamorpha macrocysta
|
USA(Eastern) |
Silurian |
|
Gloeocapsamorpha |
Gloeocapsamorpha prisca
|
USA(Eastern) |
Silurian |
|
Helios |
Helios
|
Nd |
Nd |
|
Helios |
Helios aranaides
|
Spain |
Ludlovian |
Early Gedinnian |
Leiofusa |
Leiofusa algerensis
|
USA |
Silurian |
|
Leiofusa |
Leiofusa banderillae
|
USA |
Silurian |
|
Leiofusa |
Leiofusa bernesgae
|
USA |
Silurian |
|
Leiofusa |
Leiofusa elenae
|
USA |
Silurian |
|
Leiofusa |
Leiofusa estrecha
|
USA |
Silurian |
|