Acmochitina |
Acmochitina grandicornis
|
China(Kiangsu) |
Sheinwoodian |
|
Ancyrochitina |
Ancyrochitina ansarviensis
|
China(Kiangsu) |
Sheinwoodian |
|
Ancyrochitina |
Ancyrochitina brevispinosa
|
China(Kiangsu) |
Ludfordian |
|
Ancyrochitina |
Ancyrochitina merga
|
China(Kiangsu) |
Late Tremadocian |
Arenigian |
Ancyrochitina |
Ancyrochitina nodifera
|
China(Kiangsu) |
Ordovician |
|
Ancyrochitina |
Ancyrochitina shiqianensis
|
China(Kiangsu) |
Aeronian |
|
Angochitina |
Angochitina cactula
|
China(Kiangsu) |
Ordovician |
|
Angochitina |
Angochitina elongata
|
China(Kiangsu) |
Gorstian |
Pridolian |
Angochitina |
Angochitina longicollis
|
China(Kiangsu) |
Telychian |
Sheinwoodian |
Angochitina |
Angochitina rarispinosa
|
China(Kiangsu) |
Gorstian |
Pridolian |
Angochitina |
Angochitina sinica
|
China(Kiangsu) |
Ludfordian |
Pridolian |
Belonechitina |
Belonechitina convexa
|
China(Sinkiang Uighur) |
Late Ordovician |
|
Belonechitina |
Belonechitina filosa
|
China(Kiangsu) |
Aeronian |
Telychian |
Belonechitina |
Belonechitina henryi
|
China(Kiangsu) |
Late Tremadocian |
Arenigian |
Belonechitina |
Belonechitina micracantha
|
China(Sinkiang Uighur) |
Late Ordovician |
|
Belonechitina |
Belonechitina obsoleta
|
China(Sinkiang Uighur) |
Late Ordovician |
|
Belonechitina |
Belonechitina ovoidea
|
China(Kiangsu) |
Late Tremadocian |
Arenigian |