# List of fossiliferous stratigraphic units in Spain

| Group or Formation | Period |
| Abadia Group/Arauz Formation | Devonian |
| Abadia Group/Cortés Formation | Devonian |
| Abadia Group/Polentinos Formation | Devonian |
| Ablanedo Formation | Carboniferous |
| Aguion Formation | Devonian |
| Alaro Calcarenite Formation | Paleogene |
| Alba Formation | Carboniferous |
| Alcalá Formation | Neogene |
| Alcolea Formation | Devonian, Silurian |
| Alconera Formation | Cambrian |
| Alcorisa Formation | Paleogene |
| Alcudian Formation | Cambrian |
| Alfambra Formation | Neogene |
| Alhambra Formation | Neogene |
| Almonacid de la Cuba Formation | Jurassic |
| Altamira Formation | Cretaceous |
| Alternancia de margas y calizas de Turmiel Formation | Jurassic |
| Alternating slates, greywackes, and volcanites Formation | Ordovician |
| Anseroles Formation | Cretaceous |
| Arcillas de Gibraleón Formation | Neogene |
| Arcillas de Morella Formation | Cretaceous |
| Ardanatz Sandstone | Paleogene |
| Arenas de Huelva Formation | Neogene |
| Areniscas de Cabrerizos Formation | Paleogene |
| Areny Sandstone | Cretaceous |
| Arguis Formation | Paleogene |
| Armorican Quartzite | Ordovician |
| Arroyo del Acebron Shale | Ordovician |
| Artoles Formation | Cretaceous |
| Arén Formation | Cretaceous |
| Bachende Formation | Carboniferous |
| Badenas Formation | Silurian |
| Balco del Cucut Formation | Cretaceous |
| Bancs mixtes Formation | Ordovician |
| Bandera Formation | Devonian |
| Barahona Formation | Jurassic |
| Bastida Formation | Cretaceous |
| Baza Formation | Neogene |
| Bellmunt Formation | Paleogene |
| Belsué Formation | Paleogene |
| Benassal Formation | Cretaceous |
| Blesa Formation | Cretaceous |
| Bolloncillos Formation | Devonian |
| Borrachón Formation | Ordovician |
| Brèches rouges de Carboneras Formation | Neogene |
| Buntsandstein Group/Areniscas y Lutitas del Figaro Formation | Triassic |
| Bádenas Formation | Silurian |
| Cabaços Formation | Jurassic |
| Cabezo Agudo Formation | Devonian |
| Cabo Cope Formation | Triassic |
| Cabo de Lata Formation | Paleogene, Cretaceous |
| Cabuérniga Group/Arcera Formation | Cretaceous |
| Cal Triunfo Formation | Cretaceous |
| Calcaires à oncolithes Formation | Jurassic |
| Calcarenites of Sant Elm Formation | Neogene |
| Calcaries de Tàrrega Formation | Paleogene |
| Calcàries Tàrrega Formation | Paleogene |
| Caliza de Peguera Formation | Paleogene |
| Calizas de la Heurguina Formation | Cretaceous |
| Calizas de Lychnus Formation | Cretaceous |
| Calizas de Oliete Formation | Cretaceous |
| Calvari Marl Formation | Paleogene |
| Calymenella Quartzite Formation | Ordovician |
| Camarena Formation | Jurassic |
| Camarillas Formation | Cretaceous |
| Candas Formation | Devonian |
| Candás Formation | Devonian |
| Cantera Shale Formation | Ordovician |
| Capas Rojas Formation | Cretaceous |
| Carregador de Carreu Formation | Cretaceous |
| Carrion Group/Cardano Formation | Devonian |
| Carrion Group/Gustalapiedra Formation | Devonian |
| El Castellar Formation | Cretaceous |
| Castillejo Formation | Ordovician |
| Castrillo de la Reina Formation | Cretaceous |
| Cerro del Pez Formation | Jurassic |
| Chaume Formation | Cretaceous |
| Coll de Jovell Formation | Cretaceous |
| Collades de Basturs Formation | Cretaceous |
| Collbás Formation | Paleogene |
| Comabella Formation | Devonian |
| Complejo Basal Transgresivo Formation | Neogene |
| Congost Formation | Cretaceous |
| Cremenes Formation | Devonian |
| Cuber Formation | Jurassic |
| Cuera Limestone | Carboniferous |
| Cuevas Formation | Neogene |
| Cystoid Formation | Ordovician |
| Cystoid (Ashgill) Limestone Formation | Ordovician |
| Cystoid Limestone | Ordovician |
| Córcoles Formation | Neogene |
| d'Enevrio Formation | Ordovician |
| Demues Formation | Carboniferous |
| Dere Formation | Ordovician |
| Detritic Group/Calcena Lutites and Sandstones Formation | Triassic |
| Dolomites & Limestones of Cañete Formation | Triassic |
| Dolomites and Limestones of Cañete (CDL) Formation | Triassic |
| Dolomías tableadas de Imón Formation | Triassic |
| Ecija Formation | Neogene |
| Eguino Formation | Cretaceous |
| El Bosque Formation | Paleogene |
| Castellar Formation | Devonian |
| El Castro Formation | Silurian, Ordovician |
| El Collado Formation | Cretaceous |
| El Zadorra Formation | Cretaceous |
| Enciso Group/Leza Formation | Cretaceous |
| Entrala Formation | Paleogene |
| Ermita Formation | Devonian |
| Escucha Formation | Cretaceous |
| Esla Formation | Devonian |
| Eslida Formation | Triassic |
| Esperanza Formation | Carboniferous |
| Espiritu Santo Formation | Neogene |
| Fombuena Formation | Ordovician |
| Font Bordonera Formation | Cretaceous |
| Forcall Formation | Cretaceous |
| G. teretiusculus Group/Neseuretus tristani Shale and Los Rasos Sandstone Formation | Ordovician |
| Garumn facies Formation | Cretaceous |
| Gibraltar Limestone | Jurassic |
| Gijon Formation | Jurassic, Triassic |
| Golmayo Formation | Cretaceous |
| Green and Nodular Shales Formation | Ordovician |
| Guadix Formation | Spain |
| Guindo Shale | Ordovician |
| Herba Formation | Cretaceous |
| Higueruelas Formation | Jurassic |
| Hornos Formation | Triassic |
| Hortezuelos Formation | Cretaceous |
| Huesa Formation | Devonian |
| Huérteles Formation | Cretaceous |
| Igualada Formation | Paleogene |
| Ilundain Marls Formation | Paleogene |
| Jarropa Radiolarite Formation | Jurassic |
| Jijona Formation | Cretaceous |
| La Bastida Shales Formation | Ordovician |
| La Cabana Formation | Cretaceous |
| La Hoya Formation | Devonian |
| La Huérguina Formation | Cretaceous |
| La Mora Slate | Ordovician |
| La Pedrera de Rúbies Formation | Cretaceous |
| La Tossa Formation | Paleogene |
| La Venta Formation | Ordovician |
| La Vid Formation | Devonian |
| La Vid Group/Coladilla Formation | Devonian |
| La Vid Group/La Pedrosa Formation | Devonian |
| La Vid Group/Tramo inferior Formation | Devonian |
| La Vid Group/Valporquero Formation | Devonian |
| Lancara Formation | Cambrian |
| Las Llacerias Formation | Carboniferous |
| Las Penosas Formation | Cretaceous |
| Lastres Formation | Jurassic |
| Lebanza Formation | Devonian |
| Lignites de Traiguera Formation | Cretaceous |
| Llacova Formation | Cretaceous |
| Lorente Formation | Jurassic |
| Lores Limestone | Carboniferous |
| Los Navalucillos Limestone | Cambrian |
| Los Villares Formation | Cretaceous, Cambrian |
| Lower Bone Bed Formation | Neogene |
| Lower Kellwasser Limestone | Devonian |
| Luesma Formation | Devonian, Silurian |
| Lychnus Formation | Cretaceous |
| Láncara Formation | Cambrian |
| Marbella Formation | Carboniferous |
| Margas de Pamplona Formation | Paleogene |
| Margas y Calizas Margosas de Nidaguila Formation | Cretaceous |
| Mariposas Formation | Devonian |
| Mazaterón Formation | Paleogene |
| Mesones Group/Murero Formation | Cambrian |
| Mesones Group/Valdemiedes Formation | Cambrian |
| Middle Muschelkalk Formation | Triassic |
| Milanos Formation | Jurassic |
| Miono Formation | Cretaceous |
| Mirambel Formation | Cretaceous |
| Miravetes Formation | Cretaceous |
| Molino Formation | Devonian |
| Monforte Formation | Devonian |
| Moniello Formation | Devonian |
| MonielloFormation | Devonian |
| Montagut Formation | Cretaceous |
| Montesquiu Formation | Cretaceous |
| Moutonianum Formation | Cretaceous |
| Moyuela Formation | Devonian |
| Murero Formation | Cambrian |
| Murillo Formation | Paleogene |
| Muschelkalk Formation | Triassic |
| Najerilla Formation | Cambrian |
| Navas de Estena Formation | Ordovician |
| Navas de Estena Shale Formation | Ordovician |
| Navas de Estena Shale (Neseuretus tristani) Formation | Ordovician |
| Navatrasierra Shale Formation | Ordovician |
| Neseuretus tristani Shale Formation | Ordovician |
| Neseuretus tristani Shale and Los Rasos Sandstone Formation | Ordovician |
| Nieva Formation | Devonian |
| Nocedo Formation | Devonian |
| Nogueras Formation | Devonian |
| Novaglie Formation | Neogene |
| Olazagutia Formation | Cretaceous |
| Olloniego Formation | Carboniferous |
| Oncala Group/Huérteles Formation | Cretaceous |
| Onnia shales Formation | Ordovician |
| Ossa Formation | Cambrian |
| Oville Formation | Cambrian |
| Pamplona Formation | Paleogene |
| Pedroche Formation | Cambrian |
| Pedroso Group/Hortigüela Formation | Cretaceous |
| Pedroso Group/Piedrahita de Muñó Formation | Cretaceous |
| Pelmatazoan Limestone | Ordovician |
| Pena Negra Formation | Devonian |
| Perna Formation | Carboniferous |
| Picos de Europa Formation | Carboniferous |
| Pineda Group/Carazo Formation | Devonian |
| Pineda Group/Lebanz Formation | Devonian |
| Pinilla de los Moros Formation | Cretaceous |
| Pizarras Carretera Formation | Ordovician |
| Pizarras del Río Formation | Ordovician |
| Podega Formation | Cretaceous |
| Portilla Formation | Devonian |
| Puebla Formation | Paleogene |
| Puentelles Formation | Carboniferous |
| Puerto de Mazarrón Formation | Neogene |
| Puerto de Olazagutia Formation | Cretaceous |
| Pusa Shale | Ediacaran |
| Quartzites Botella Formation | Ordovician |
| Quintanaloma Formation | Cretaceous |
| Ramblar Formation | Devonian |
| Raneces Group/Caliza de Ferrones Formation | Devonian |
| Raneces Group/Caliza de Nieva Formation | Devonian |
| Raneces Group/Capas de Aguion Formation | Devonian |
| Raneces Group/Capas de Ferrones Formation | Devonian |
| Raneces Group/Ferrones Formation | Devonian |
| Raspay Formation | Cretaceous |
| Ribadesella Group/Vega Formation | Jurassic |
| Rio Huso Group/Middle Formation | Cambrian |
| Rio Palomar Formation | Jurassic |
| Río Shale | Ordovician |
| Roda Formation | Paleogene |
| Rodanas Formation | Devonian |
| Rodiles Formation | Jurassic |
| Roja Inferior Formation | Permian |
| Rojales Sandstone Formation | Neogene |
| S'Envestida Calcarenite Formation | Paleogene |
| Salobral Formation | Devonian |
| Sama Formation | Carboniferous |
| San Emiliano Formation | Carboniferous |
| San Tirso Formation | Carboniferous |
| Sandy limestone and dark shale Formation | Ordovician |
| Sant Corneli Formation | Cretaceous |
| Sant Elm Formation | Neogene |
| Santa Cruz Formation | Devonian |
| Santa Lucía Formation | Devonian |
| Santed Formation | Ordovician |
| Santibañez del Val Formation | Cretaceous |
| Schistes Botella Formation | Ordovician |
| Senyús Formation | Cretaceous |
| Sierra del Castillo Formation | Carboniferous |
| Sierra Perenchiza Formation | Cretaceous |
| Siphonodendron Limestone Formation | Carboniferous |
| Sobrare Formation | Paleogene |
| Son Sastre Sandstones and Lutites Formation | Paleogene |
| Son Serralta Formation | Triassic |
| Sot de Chera Formation | Jurassic |
| Suertes Group/Las Arroyacas Formation | Silurian |
| Suertes Group/Robledo Formation | Silurian |
| Sueve Shale Formation | Ordovician |
| Tariquide Formation | Triassic |
| Tera Group/Magaña Formation | Jurassic |
| Tera Group/Piedrahita de Muñó Formation | Cretaceous |
| Tera Group/Pinilla de los Moros Formation | Cretaceous |
| Terenes Formation | Jurassic |
| Tereñes Marl | Jurassic |
| Texanitid Marl | Cretaceous |
| Tierra de Lara Group/Rupelo Formation | Cretaceous |
| Tollo Formation | Cretaceous |
| Torrella Formation | Cretaceous |
| Torreáboles Formation | Cambrian |
| Tossa Formation | Paleogene |
| Tremp Formation | Paleogene, Cretaceous |
| Tremp Group/Conques Formation | Cretaceous |
| Tremp Group/La Posa Formation | Cretaceous |
| Tudela Formation | Neogene |
| Turia Group/Chelva Formation | Jurassic |
| Turia Group/Sot de Chera Formation | Jurassic |
| Turmiel Formation | Jurassic |
| Ullaga Formation | Cretaceous |
| Upper Bedoulian Formation | Cretaceous |
| Upper Muschelkalk Group/Dolomite Formation | Triassic |
| Urbasa Formation | Paleogene |
| Urbión Group/Larriba Formation | Cretaceous |
| Urbión Group/Leza Formation | Cretaceous |
| Urbión Group/Pinilla de los Moros Formation | Cretaceous |
| Utrillas Formation | Cretaceous |
| Valdeganga Formation | Neogene |
| Valdemorillo Shale | Ordovician |
| Valdeteja Formation | Carboniferous |
| Vallcarga Formation | Cretaceous |
| Valle Shale Formation | Ordovician |
| Vega Formation | Jurassic |
| Vega de Pas Formation | Cretaceous |
| Vegamian Formation | Carboniferous |
| Venta del Moro Formation | Neogene |
| Vergaño Formation | Carboniferous |
| Vic Marl | Paleogene |
| Vila Vella Formation | Cretaceous |
| Villalba de la Sierra Formation | Cretaceous |
| Villanueva de Huerva Formation | Cretaceous |
| Villar del Arzobispo Formation | Cretaceous, Jurassic |
| Villaro Formation | Cretaceous |
| Villarrosano Formation | Paleogene |
| Villarroya de los Pinares Formation | Cretaceous |
| Villaviciosa beds Formation | Permian |
| Villaviciosa Group/Rodiles Formation | Jurassic |
| Vitoria Formation | Cretaceous |
| Xert Formation | Cretaceous |
| Yatova Formation | Jurassic |
| Zegrí Formation | Jurassic |
| Ágreda Formation | Jurassic |

## Correlation of the Early Cretaceous

Early Cretaceous stratigraphy of Iberia :
| Ma | Age | Paleomap \ Basins | Cantabrian | Olanyà | Cameros | Maestrazgo | Oliete | Galve | Morella | South Iberian | Pre-betic | Lusitanian |
| 100 | Cenomanian | | La Cabana | Sopeira | Utrillas | Utrillas | Mosquerela | | | | | Caranguejeira |
| 100 | Cenomanian | | Altamira | Sopeira | Utrillas | Utrillas | Utrillas | | | | | | | Caranguejeira |
| 100 | Cenomanian | | Eguino | Sopeira | Utrillas | Utrillas | Utrillas | | | | | Caranguejeira |
| 125 | Albian | | Ullaga - Balmaseda | Lluçà | Utrillas | Utrillas | Utrillas | | | Traiguera | | Caranguejeira |
| 125 | Albian | | Monte Grande | Lluçà | Escucha | Escucha | Escucha | | | Jijona | | Caranguejeira |
| 125 | Albian | | Itxina - Miono | Lluçà | Escucha | Escucha | Escucha | | | | | Caranguejeira |
| 125 | Aptian | | Valmaseda - Tellamendi | Lluçà | Ol Gp. - Castrillo | Benassal | Escucha | Benassal | | | | Olhos |
| 125 | Aptian | | Valmaseda - Tellamendi | Font | En Gp. - Leza | Morella/Oliete | Oliete | Villaroya | Morella | Capas Rojas | | Almargem |
| 125 | Aptian | | Patrocinio - Ernaga | Senyús | En Gp. - Jubela | Forcall | Forcall | Forcall | Morella | Villaroya | Upper Bedoulian | Figueira |
| 125 | Barremian | | Vega de Pas | Cabó | Abejar | Xert | Alacón | Xert | Morella | Huérguina | Upper Bedoulian | Assises |
| 125 | Barremian | | Vega de Pas | Prada | Abejar | Artoles | Artoles | Artoles | Morella | Collado | Moutonianum | Papo Seco |
| 125 | Barremian | | Vega de Pas | Rúbies | Tera Gp. - Golmayo | Alacón/Blesa | Blesa | Camarillas | Mirambel | Collado | Moutonianum | Papo Seco |
| 150 | Hauterivian | | Vega de Pas | Rúbies | Ur Gp. - Pinilla | Llacova | Blesa | Castellar | Tera Gp. - Pinilla | Villares | | Porto da Calada |
| 150 | Hauterivian | | Vega de Pas | Rúbies | Ur Gp. - Pinilla | Llacova | hiatus | Castellar | | Villares | | Porto da Calada |
| 150 | Hauterivian | | Vega de Pas | Rúbies | Ur Gp. - Pinilla | Huerva | hiatus | Castellar | Gaita | | | Porto da Calada |
| 150 | Valanginian | | Villaro | Rúbies | Ur Gp. - Larriba | Huerva | hiatus | Castellar | Ped Gp. - Hortigüela | | | Porto da Calada |
| 150 | Valanginian | | Villaro | Rúbies | Ped Gp. - Hortigüela | Huerva | hiatus | Castellar | Ped Gp. - Piedrahita | | | Porto da Calada |
| 150 | Valanginian | | Villaro | Rúbies | Peñacoba | Huerva | hiatus | Galve | Ped Gp. - Piedrahita | Miravetes | | Porto da Calada |
| 150 | Berriasian | | Cab Gp. - Arcera | Rúbies | Valdeprado | hiatus | hiatus | Alfambra | Ped Gp. - Piedrahita | Miravetes | | Porto da Calada |
| 150 | Berriasian | | Cab Gp. - Arcera | | TdL Gp. - Rupelo | hiatus | hiatus | Arzobispo | hiatus | Tollo | | Porto da Calada |
| 150 | Berriasian | | Cab Gp. - Arcera | | On Gp. - Huérteles Sierra Matute | hiatus | hiatus | Arzobispo | hiatus | Tollo | | Porto da Calada |
| 150 | Tithonian | | Lastres | | Tera Gp. - Magaña | hiatus | Higuereles | Higuereles | hiatus | Tera Gp. - Magaña | | Lourinhã |
| 150 | Tithonian | | Lastres | | Tera Gp. - Magaña | hiatus | Higuereles | Higuereles | Arzobispo | Tera Gp. - Magaña | | Lourinhã |
| 150 | Tithonian | | Lastres | | Ágreda | hiatus | Higuereles | Higuereles | Arzobispo | Tera Gp. - Magaña | | Lourinhã |
| Legend | Legend | Major fossiliferous, oofossiliferous, ichnofossiliferous, coproliferous, minor formation | Major fossiliferous, oofossiliferous, ichnofossiliferous, coproliferous, minor formation | Major fossiliferous, oofossiliferous, ichnofossiliferous, coproliferous, minor formation | Major fossiliferous, oofossiliferous, ichnofossiliferous, coproliferous, minor formation | Major fossiliferous, oofossiliferous, ichnofossiliferous, coproliferous, minor formation | Major fossiliferous, oofossiliferous, ichnofossiliferous, coproliferous, minor formation | Major fossiliferous, oofossiliferous, ichnofossiliferous, coproliferous, minor formation | Major fossiliferous, oofossiliferous, ichnofossiliferous, coproliferous, minor formation | Major fossiliferous, oofossiliferous, ichnofossiliferous, coproliferous, minor formation | Major fossiliferous, oofossiliferous, ichnofossiliferous, coproliferous, minor formation | Major fossiliferous, oofossiliferous, ichnofossiliferous, coproliferous, minor formation | Major fossiliferous, oofossiliferous, ichnofossiliferous, coproliferous, minor formation |
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