Ammonidium |
Ammonidium ludloviense
|
Argentina(La Rioja) |
Late Llandoverian |
Early Wenlockian |
Ammonidium |
Ammonidium ludloviense
|
Argentina(San Juan) |
Late Llandoverian |
Early Wenlockian |
Ammonidium |
Ammonidium ludloviense
|
Argentina(Mendoza) |
Late Llandoverian |
Early Wenlockian |
Ancyrochitina |
Ancyrochitina ancyrea
|
Brazil(Paraiba) |
Siegenian |
|
Angochitina |
Angochitina strigosa
|
Brazil(Paraiba) |
Late Silurian |
Early Lochkovian |
Baltisphaeridium |
Baltisphaeridium aniae
|
Brazil(Paraiba) |
Late Llandoverian |
Early Wenlockian |
Baltisphaeridium |
Baltisphaeridium borracherosum
|
Paraguay |
Late Llandoverian |
Early Wenlockian |
Baltisphaeridium |
Baltisphaeridium borracherosum
|
Bolivia |
Late Llandoverian |
Early Wenlockian |
Baltisphaeridium |
Baltisphaeridium borracherosum
|
Argentina(Jujuy) |
Late Llandoverian |
Early Wenlockian |
Caiacorymbifer |
Caiacorymbifer waldronensis
|
Argentina(San Juan) |
Late Llandoverian |
Early Wenlockian |
Caiacorymbifer |
Caiacorymbifer waldronensis
|
Argentina(La Rioja) |
Late Llandoverian |
Early Wenlockian |
Caiacorymbifer |
Caiacorymbifer waldronensis
|
Argentina(Mendoza) |
Late Llandoverian |
Early Wenlockian |
Carminella |
Carminella maplewoodensis
|
Paraguay |
Aeronian |
Llandoverian |
Carminella |
Carminella maplewoodensis
|
Argentina(Salta) |
Late Llandoverian |
Early Wenlockian |
Cingulochitina |
Cingulochitina convexa
|
Brazil(Amazonas) |
Late Wenlockian |
Early Ludlovian |
Cingulochitina |
Cingulochitina wronai
|
Brazil(Amazonas) |
Late Ludlovian |
Early Pridolian |
Conochitina |
Conochitina alargada
|
Paraguay |
Aeronian |
Llandoverian |