Rhabdochitina |
Rhabdochitina usitata
sp. nov. |
England(Shropshire) |
Llanvirnian |
Caradocian |
Siphonochitina |
Siphonochitina
|
England(Shropshire) |
Llanvirnian |
|
Siphonochitina |
Siphonochitina clavata
sp. nov. |
England(Shropshire) |
Llanvirnian |
Caradocian |
Siphonochitina |
Siphonochitina formosa
sp. nov. |
England(Shropshire) |
Llanvirnian |
|
Siphonochitina |
Siphonochitina pellucida
|
England(Shropshire) |
Caradocian |
|
Siphonochitina |
Siphonochitina pellucida
|
Africa(Sahara) |
Ordovician |
|
Siphonochitina |
Siphonochitina robusta
sp. nov. |
England(Shropshire) |
Llanvirnian |
Caradocian |
Siphonochitina |
Siphonochitina tenuicollis
sp. nov. |
England(Shropshire) |
Llanvirnian |
|
Sphaerochitina |
Sphaerochitina actonica
sp. nov. |
England(Shropshire) |
Caradocian |
|
Sphaerochitina |
Sphaerochitina vulgaris
sp. nov. |
England(Shropshire) |
Llanvirnian |
|
Veryhachium |
Veryhachium
|
England(Shropshire) |
Llanvirnian |
Caradocian |
Veryhachium |
Veryhachium lairdii
|
England(Shropshire) |
Early Llanvirnian |
|
Veryhachium |
Veryhachium sp
|
England(Shropshire) |
Early Llanvirnian |
|