Ildraites |
Ildraites insignis
|
Nd |
Nd |
|
Ildraites |
Ildraites laeohorridus
sp. nov. |
Nd |
Nd |
|
Ildraites |
Ildraites thuringensis
sp. nov. |
Nd |
Nd |
|
Kielanaegenys |
Kielanaegenys
|
Nd |
Nd |
|
Kielanaegenys |
Kielanaegenys neoperpensa
|
Nd |
Nd |
|
Leodicites |
Leodicites
|
New York |
Silurian |
|
Leodicites |
Leodicites altilis
|
Canada(Arctic) |
Late Ludlovian |
|
Leodicites |
Leodicites brevis
sp. nov. |
Nd |
Nd |
|
Leodicites |
Leodicites compactus
|
Nd |
Nd |
|
Leodicites |
Leodicites cotentinensis
|
France(Manche) |
Early Siegenian |
Middle Siegenian |
Leodicites |
Leodicites cultriformis
|
Canada(Alberta) |
Frasnian |
|
Leodicites |
Leodicites summus
|
Canada(Ontario) |
Cincinnatian |
|
Leogenys |
Leogenys
|
Canada(Alberta) |
Frasnian |
|
Leogenys |
Leogenys altilis
|
Canada(Arctic) |
Late Ludlovian |
|
Leogenys |
Leogenys prosseri
|
Canada(Alberta) |
Frasnian |
|
Lobogenys |
Lobogenys
|
New York |
Silurian |
|
Lobogenys |
Lobogenys hibbardi
|
New York |
Silurian |
|