AmplexoporaW
Amplexopora
AraxocerasW
Araxoceras
AraxoceratidaeW
Araxoceratidae
AviculopectenW
Aviculopecten
BrachystelechidaeW
Brachystelechidae
ChelichnusW
Chelichnus
EtoushanocertidaeW
Etoushanocertidae
HelicoconchusW
Helicoconchus
HercosestriaW
Hercosestria
ParapytangaW
Parapytanga
PlatyoposaurusW
Platyoposaurus
ProtelytropteraW
Protelytroptera
RecumbirostraW
Recumbirostra
SauroctonusW
Sauroctonus
TabulataW
Tabulata
XenacanthidaW
Xenacanthida