| original |
Llandoverian |
|
China(Hupei) |
Geng,L.-Y. Lower Silurian chitinozoans from Bayu of Daozhen, Guizhou and Dazhongba of Yichang, Hubei. |
1986 |
| original |
Llandoverian |
|
China(Kweichow) |
Geng,L.-Y. Lower Silurian chitinozoans from Bayu of Daozhen, Guizhou and Dazhongba of Yichang, Hubei. |
1986 |
| details |
Middle Telychian |
|
China(Hupei) |
Geng,L.-Y. et al. Sequences of Llandoverian chitinozoans in Yangzi Region |
1988 |
| details |
Telychian |
|
China(Kweichow) |
Geng,L.-Y. Chitinoaoz near Aeronian-Telychian boundary at Leijiatun of Shiqian, North Guizhou. |
1990 |
| details |
Telychian |
|
Gondwanaland |
Paris,F. Chitinozoan biostratigraphy and palaeoecology. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Telychian |
Telychian |
China(Kiangsu) |
Geng,L.-Y. et al. Chitinozoan biostratigraphy in China. |
2000 |