Siphonochitina |
Siphonochitina sp.A
sp. nov. |
China(Kiangsu) |
Ordovician |
|
Sphaerochitina |
Sphaerochitina gracqui
|
China(Kiangsu) |
Ordovician |
|
Sphaerochitina |
Sphaerochitina solutidina
|
China(Kiangsu) |
Rhuddanian |
Telychian |
Sphaerochitina |
Sphaerochitina sphaerocephala
|
China(Kiangsu) |
Ludfordian |
Pridolian |
Spinachitina |
Spinachitina baculata
|
China(Kiangsu) |
Late Tremadocian |
Arenigian |
Spinachitina |
Spinachitina bulmani
|
China(Sinkiang Uighur) |
Late Ordovician |
|
Spinachitina |
Spinachitina cylindrica
|
China(Sinkiang Uighur) |
Late Ordovician |
|
Tanuchitina |
Tanuchitina achabae
|
China(Kiangsu) |
Ordovician |
|
Tanuchitina |
Tanuchitina anticostiensis
|
China(Sinkiang Uighur) |
Late Ordovician |
|
Tanuchitina |
Tanuchitina bergstroemi
|
China(Sinkiang Uighur) |
Late Ordovician |
|
Tanuchitina |
Tanuchitina elongata
|
China(Kiangsu) |
Late Tremadocian |
Arenigian |
Tanuchitina |
Tanuchitina sp
|
China(Kiangsu) |
Ordovician |
|
Urochitina |
Urochitina thyrae
|
China(Kiangsu) |
Pridolian |
|