Conochitina |
Conochitina minnesotensis
|
Argentina(San Juan) |
Early Llanvirnian |
Early Caradocian |
Conochitina |
Conochitina pygmaea
|
Argentina(San Juan) |
Early Llanvirnian |
Early Caradocian |
Cyathochitina |
Cyathochitina sp
|
Argentina(San Juan) |
Early Llanvirnian |
Early Caradocian |
Cyathochitina |
Cyathochitina campanulaeformis
|
Argentina(San Juan) |
Early Llanvirnian |
Early Caradocian |
Cyathochitina |
Cyathochitina jenkinsi
|
Argentina(San Juan) |
Early Llanvirnian |
Early Caradocian |
Eisenackitina |
Eisenackitina yolei
|
Argentina(San Juan) |
Early Llanvirnian |
Early Caradocian |
Belonechitina |
Belonechitina punctata
|
Argentina(San Juan) |
Early Llanvirnian |
Early Caradocian |
Navifusa |
Navifusa similis
|
Argentina(San Juan) |
Late Llanvirnian |
|
Actinotodissus |
Actinotodissus crassus
|
Indiana |
Caradocian |
|
Acanthodiacrodium |
Acanthodiacrodium crassus
|
Indiana |
Caradocian |
|