Tanuchitina |
Tanuchitina elongata
|
Canada(Arctic) |
Late Caradocian |
Ashgillian |
Lagenochitina |
Lagenochitina sp
|
Canada(Arctic) |
Ashgillian |
|
Hercochitina |
Hercochitina duplicatus
|
Canada(Arctic) |
Late Caradocian |
|
Belonechitina |
Belonechitina senta
|
Canada(Arctic) |
Late Caradocian |
Ashgillian |
Conochitina |
Conochitina brevis
|
Canada(Arctic) |
Arenigian |
|
Conochitina |
Conochitina baculata
|
Canada(Arctic) |
Late Caradocian |
Ashgillian |
Conochitina |
Conochitina elegans
|
Canada(Arctic) |
Late Caradocian |
Ashgillian |
Hercochitina |
Hercochitina minuta
|
Canada(Arctic) |
Late Caradocian |
Ashgillian |
Pterochitina |
Pterochitina sp
|
Canada(Arctic) |
Late Caradocian |
Ashgillian |
Belonechitina |
Belonechitina micracantha
|
Canada(Arctic) |
Late Llandeilian |
Early Caradocian |
Conochitina |
Conochitina chydaea
|
Canada(Arctic) |
Late Llandeilian |
Early Caradocian |
Conochitina |
Conochitina minnesotensis
|
Canada(Arctic) |
Late Llandeilian |
Early Caradocian |
Conochitina |
Conochitina simplex
|
Canada(Arctic) |
Late Llandeilian |
Early Caradocian |
Eisenackitina |
Eisenackitina uter
|
Canada(Arctic) |
Late Llandeilian |
Early Caradocian |
Rhabdochitina |
Rhabdochitina magna
|
Canada(Arctic) |
Late Llandeilian |
Ashgillian |
Belonechitina |
Belonechitina micracantha
|
Canada(Arctic) |
Late Llandeilian |
Early Caradocian |
Kalochitina |
Kalochitina minor
|
Canada(Arctic) |
Late Caradocian |
|