Young,T.P.

Author:
Young,T.P.

Year:
1992

Title:
Ooidal Ironstones from Ordovician Gondwana; a review

Reference:

Young,T.P. (1992) Ooidal Ironstones from Ordovician Gondwana; a review Palaeogeography, Palaeoclimatology, Palaeoecology Vol. 99 # 3 P. 321- 347

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Genus	Species	Country(Region)	From	To
Amphorachitina	Amphorachitina conifundus	Nd	Early Arenigian
Ancyrochitina	Ancyrochitina merga	Nd	Late Ashgillian
Armoricochitina	Armoricochitina armoricana	Algeria	Late Llanvirnian	Llandeilian
Armoricochitina	Armoricochitina nigerica	Nd	Ashgillian
Belonechitina	Belonechitina henryi	Nd	Late Arenigian
Belonechitina	Belonechitina robusta	Nd	Late Caradocian	Early Ashgillian
Conochitina	Conochitina symmetrica	Nd	Early Arenigian
Cyathochitina	Cyathochitina calix	Czechoslovakia	Arenigian
Cyathochitina	Cyathochitina calix	Portugal	Early Llanvirnian
Cyathochitina	Cyathochitina campanulaeformis	Czechoslovakia	Arenigian
Cyathochitina	Cyathochitina protocalix	Czechoslovakia	Arenigian
Desmochitina	Desmochitina bulla	France	Late Arenigian
Desmochitina	Desmochitina bulla	Morocco	Late Arenigian
Desmochitina	Desmochitina ornensis	Tunisia	Arenigian
Eremochitina	Eremochitina baculata	Nd	Early Arenigian
Eremochitina	Eremochitina brevis	Tunisia	Arenigian
Jenkinochitina	Jenkinochitina tanvillensis	Portugal	Early Caradocian