Acanthochitina |
Acanthochitina sp
|
China(Yunnan) |
Early Ordovician |
|
Amphorachitina |
Amphorachitina conifundus
|
China(Yunnan) |
Early Ordovician |
|
Ancyrochitina |
Ancyrochitina alaticornis
|
China(Yunnan) |
Early Ordovician |
|
Conochitina |
Conochitina armillata
|
China(Yunnan) |
Early Ordovician |
|
Conochitina |
Conochitina lagenomorpha
|
China(Yunnan) |
Early Ordovician |
|
Conochitina |
Conochitina micracantha
|
China(Yunnan) |
Early Ordovician |
|
Conochitina |
Conochitina pachycephala
|
China(Yunnan) |
Early Ordovician |
|
Conochitina |
Conochitina proboscifera
|
China(Yunnan) |
Early Ordovician |
|
Conochitina |
Conochitina tuba
|
China(Yunnan) |
Early Ordovician |
|
Cyathochitina |
Cyathochitina calix
|
China(Yunnan) |
Early Ordovician |
|
Cyathochitina |
Cyathochitina granulata
|
China(Yunnan) |
Early Ordovician |
|
Desmochitina |
Desmochitina sp
|
China(Yunnan) |
Early Ordovician |
|
Lagenochitina |
Lagenochitina baltica
|
China(Yunnan) |
Early Ordovician |
|
Lagenochitina |
Lagenochitina esthonica
|
China(Yunnan) |
Early Ordovician |
|
Lagenochitina |
Lagenochitina macrostoma
|
China(Yunnan) |
Early Ordovician |
|
Rhabdochitina |
Rhabdochitina hedlundi
|
China(Yunnan) |
Early Ordovician |
|
Rhabdochitina |
Rhabdochitina magna
|
China(Yunnan) |
Early Ordovician |
|