Ancyrochitina |
Ancyrochitina saharica
|
Algeria |
Middle Llandoverian |
Late Llandoverian |
Ancyrochitina |
Ancyrochitina striata
|
Nd |
Nd |
|
Ancyrochitina |
Ancyrochitina tomentosa
|
Algeria |
Gothlandian |
Late Devonian |
Ancyrochitina |
Ancyrochitina tumida
|
Algeria |
Gothlandian |
Middle Devonian |
Ancyrochitina |
Ancyrochitina valentini
|
Spain |
Ludlovian |
|
Angochitina |
Angochitina amazonica
|
Brazil(Para) |
Early Gothlandian |
|
Angochitina |
Angochitina bernesgae
|
Spain |
Late Llandoverian |
Early Gedinnian |
Angochitina |
Angochitina bifurcata
|
Illinois |
Early Devonian |
|
Angochitina |
Angochitina callawayensis
|
Nd |
Nd |
|
Angochitina |
Angochitina capillata
|
USSR(Yaroslav) |
Arenigian |
Middle Ordovician |
Angochitina |
Angochitina ceratophora
|
Sweden |
Silurian |
|
Angochitina |
Angochitina comosa
|
Algeria |
Middle Devonian |
|
Angochitina |
Angochitina crassispina
|
Nd |
Nd |
|
Angochitina |
Angochitina crumena
|
Nd |
Nd |
|
Angochitina |
Angochitina devonica
|
W.Germany(Rhineland) |
Middle Devonian |
|
Angochitina |
Angochitina dicranum
|
England(Shropshire) |
Caradocian |
|
Angochitina |
Angochitina dimorpha
|
Nd |
Nd |
|