Palaeotetradinium |
Palaeotetradinium paucispinum
|
Nd |
Albian |
|
Palaiosphaeridium |
Palaiosphaeridium
|
Nd |
Nd |
|
Palaiosphaeridium |
Palaiosphaeridium
|
Nd |
Nd |
|
Palaiosphaeridium |
Palaiosphaeridium francinae
|
Nd |
Late Llanvirnian |
|
Palaiosphaeridium |
Palaiosphaeridium kamax
|
Nd |
Tremadocian |
|
Palaiosphaeridium |
Palaiosphaeridium mikrum
|
Nd |
Tremadocian |
|
Palanaea |
Palanaea
|
Nd |
Nd |
|
Palanaea |
Palanaea granulosa
|
Nd |
Tertiary |
|
Palanaea |
Palanaea laevigata
|
Nd |
Tertiary |
|
Paleopedicystus |
Paleopedicystus
|
Nd |
Nd |
|
Paleopedicystus |
Paleopedicystus rodeoensis
|
Nd |
Late Devonian |
|
Papulogabata |
Papulogabata
|
Nd |
Nd |
|
Papulogabata |
Papulogabata annulata
|
Nd |
Frasnian |
|
Paralecaniella |
Paralecaniella
|
Nd |
Nd |
|
Paralecaniella |
Paralecaniella indentata
|
Nd |
Paleocene |
Miocene |
Pardaminela |
Pardaminela
|
Nd |
Nd |
|
Pardaminela |
Pardaminela crassicosta
|
Nd |
Ludlovian |
|