details |
Ordovician |
|
Argentina(La Rioja) |
Volkheimer,W. et al. Ordovician chitinozoas of the Gualcamayo Formation in the type locality southwest of Guandacol, pre-cordillera of Rioja, Reublic of Argentina. |
1978 |
details |
Silurian |
Late Devonian |
Algeria |
de Jekhowsky,B. Organic microfossils (spores, hystrichospheres, chitinozoans, etc.), of the Saharan Pre-Quaternary |
1965 |
details |
Early Silurian |
|
Alabama |
Chaiffetz,M.S. Preservational effects of pyrite crystals on chitinozoans from the Lower Silurian Red Mountain Formation, northeast Alabama, USA. |
1978 |
details |
Silurian |
|
Africa(Sahara) |
Combaz,A. Strata with Tasmanaceae in the Paleozoic of the Sahara. |
1966 |
details |
Gothlandian |
|
Africa(Sahara) |
Combaz,A. et al. Observations on the structure of chitinozoans. |
1962 |