Brachiprojectidium |
Brachiprojectidium sarjeantii
|
Nd |
Vraconian |
|
Brazilea |
Brazilea
|
Nd |
Nd |
|
Brazilea |
Brazilea crassa
|
Nd |
Early Permian |
|
Brazilea |
Brazilea helbyi
|
Nd |
Middle Permian |
|
Brazilea |
Brazilea helbyi
|
Nd |
Late Permian |
|
Brazilea |
Brazilea helbyi
|
Nd |
Middle Permian |
|
Brazilea |
Brazilea parva
|
Nd |
Cenomanian |
|
Brazilea |
Brazilea plurigena
|
Nd |
Permian |
|
Brazilea |
Brazilea punctata
|
Nd |
Early Permian |
|
Brazilea |
Brazilea scissa
|
Nd |
Permian |
|
Bresca |
Bresca
|
Nd |
Nd |
|
Bresca |
Bresca xeitosa
|
Nd |
Middle Cambrian |
Ordovician |
Brestovia |
Brestovia
|
Nd |
Nd |
|
Brestovia |
Brestovia annulata
|
Nd |
Early Cambrian |
|
Brochopsophosphaera |
Brochopsophosphaera
|
Nd |
Nd |
|
Brochopsophosphaera |
Brochopsophosphaera abundans
|
Nd |
Famennian |
|
Brochopsophosphaera |
Brochopsophosphaera aldanica
|
Nd |
Early Cambrian |
|