| Mesetas de Con | Estefaniense C | — | Principado de Asturias |
| NE La Robla, E side Canalón Brook, 1 km SW of Genicera | Ivoriense | Vegamian | Castilla y León |
| North of La Magdalena | Gzheliense | — | Castilla y León |
| North of Peña Tremaya, Redondo Valley | Podolskiense | — | Castilla y León |
| Olaja Beds, 750 meters NE of Santa Olaja de la Varga | Arnsbergiense | Genicera | Castilla y León |
| OLL-10 - Olleros de Alba [Olaja Mbr, Alba Fm] | Arnsbergiense | Alba | — |
| OLL-9 - Olleros de Alba [San Adrian Mbr, Alba Fm] | Arnsbergiense | Alba | — |
| Orallo, Villablino Basin, Leon | Namuriense | — | — |
| Oseja de Sajambre | Ivoriense | Vegamian | Castilla y León |
| Ossa Morena, Los Santos de Maimona Basin | Asbiense | Siphonodendron Limestone | — |
| Papiol 1 | Asbiense | El Papiol | — |
| Pena la Verde, Valdeteja, algal mound | Bashkiriense | Valdeteja | Castilla y León |
| Pico Grajal, Las Llacerias Fm, Locality 6 | Kasimoviense | Las Llacerias | — |
| Picos de Europa Fm., La Hermida | Moscoviense | Picos de Europa | — |
| Puentelles, Archaeolithophyllum bank | Kasimoviense | Puentelles | Principado de Asturias |
| Puertollano3611 | Estefaniense | — | Castilla-La Mancha |
| Salamon Gold District, Lois-Ciguera sector of the Cantabrian Zone, Bachende Fm | Kashiriense | Bachende | — |
| Sama de Langreo-Mieres, Asturias | Westfaliense | Sama | — |
| San Emiliano locality, San Emiliano Fm, section SE013 | Bashkiriense | San Emiliano | — |
| San Emiliano locality, San Emiliano Fm, section SE019 | Bashkiriense | San Emiliano | — |
| San Emiliano locality, San Emiliano Fm, section SE063/ 64 | Bashkiriense | San Emiliano | — |
| San Felices | Vereiense | Piedrasluengas | Castilla y León |
| San Tirso | Estefaniense | San Tirso | — |
| Santa Olaja de la Varga | Viseense | Alba | — |
| Santa Olaja de la Varga E2 | Serpujoviense | Alba | — |
| Santa Olaja de la Varga P2 | Viseense | Alba | — |
| Section Villafeliz, uppermost part of Valdeteja Formation, Locality 2 | Yeadoniense | Valdeteja | — |
| Sierra de la Estrella 1, La Cantera sect., Guadiato Area | Brigantiense | — | Andalucía |
| Sierra de la Estrella 2, El Collado sect., Guadiato Area | Asbiense | — | Andalucía |
| Sierra del Cuera, platform slope | Bashkiriense | Valdeteja | Principado de Asturias |
| Tolibia de Abajo | Ivoriense | Vegamian | Castilla y León |
| Unnamed seam, Rosario mine | Namuriense | — | Castilla y León |
| Upper Carboniferous fauna from Demues Spain, Demues Fm | Kasimoviense | Demues | Principado de Asturias |
| Upper Carboniferous fauna San Emiliano Fm at Villafeliz | Bashkiriense | San Emiliano | Castilla y León |
| Upper Carboniferous fauna, Vergano Fm at Vergano | Moscoviense | Vergano | Castilla y León |
| Valdeteja village, Valdeteja Fm., Fenestrellina-Composita Band, Locality 1b | Yeadoniense | Valdeteja | — |
| Valdeteja village, Valdeteja Formation, Cladochonus Band, Locality 1a | Yeadoniense | Valdeteja | — |
| Valdeteja, reef mounds | Bashkiriense | Valdeteja | Castilla y León |
| Valverdin locality, San Emiliano Fm, section VV025 | Moscoviense | San Emiliano | — |
| Valverdin locality, San Emiliano Fm, section VV027 | Moscoviense | San Emiliano | — |
| Valverdin locality, San Emiliano Fm, section VV048 | Moscoviense | San Emiliano | — |
| Valverdin locality, San Emiliano Fm, section VV069 | Moscoviense | San Emiliano | — |
| Valverdin locality, San Emiliano Fm, section VV076 | Moscoviense | San Emiliano | — |
| Valverdin locality, San Emiliano Fm, section VV077 | Moscoviense | San Emiliano | — |
| Villafeliz locality, San Emiliano Fm, section VF010 | Bashkiriense | San Emiliano | — |
| Villafeliz locality, San Emiliano Fm, section VF011 | Bashkiriense | San Emiliano | — |
| Villafeliz locality, San Emiliano Fm, section VF012 | Bashkiriense | San Emiliano | — |
| Villafeliz locality, San Emiliano Fm, section VF013 | Bashkiriense | San Emiliano | — |
| Villafeliz locality, San Emiliano Fm, section VF014 | Bashkiriense | San Emiliano | — |
| Villafeliz locality, San Emiliano Fm, section VF017 | Bashkiriense | San Emiliano | — |
| Villafeliz locality, San Emiliano Fm, section VF076 | Bashkiriense | San Emiliano | — |
| Villanueva de la Tercia, Alba Formation, Castilla-Leon | Namuriense | Alba | — |
| Villanueva-Villamanin localities, San Emiliano Fm, section VM012 | Bashkiriense | San Emiliano | — |
| Villanueva-Villamanin localities, San Emiliano Fm, section VM013 | Bashkiriense | San Emiliano | — |
| Villanueva-Villamanin localities, San Emiliano Fm, section VM031 | Bashkiriense | San Emiliano | — |
| Villanueva-Villamanin localities, San Emiliano Fm, section VM036 | Bashkiriense | San Emiliano | — |
| Villanueva-Villamanin localities, San Emiliano Fm, section VM038 | Bashkiriense | San Emiliano | — |
| Villanueva-Villamanin localities, San Emiliano Fm, section VM04 | Bashkiriense | San Emiliano | — |
| Villanueva-Villamanin localities, San Emiliano Fm, section VM040 | Bashkiriense | San Emiliano | — |
| Villanueva-Villamanin localities, San Emiliano Fm, section VM041 | Bashkiriense | San Emiliano | — |