| Gildar-Monto. 7 meter | Famenniense medio | Vidrieros | — |
| Givetian athyrid from the base Candas Fm, South Grado, Asturias, NW Spain | Givetiense | Candas | Principado de Asturias |
| Givetian athyrid from the lower Candas Fm, El Torno, Asturias, NW Spain | Givetiense | Candas | Principado de Asturias |
| Givetian athyrid from the lower Candas Fm, South Grado, Asturias, NW Spain | Givetiense | Candas | Principado de Asturias |
| Givetian athyrid from the Portila Fm, Member A, Leon, NW Spain | Givetiense | Portilla | Castilla y León |
| Givetian athyrid from the Portila Fm, Member B, Somiedo, Asturias, NW Spain | Givetiense | Portilla | Principado de Asturias |
| Givetian athyrid from the Portila Fm, Member B, Somiedo, Leon, NW Spain | Givetiense | Portilla | Castilla y León |
| Givetian athyrids from the Candas Fm, East Luanco Asturias, NW Spain | Givetiense superior | Candas | Principado de Asturias |
| Givetian fauna from the lower Candas Fm, East Pravia Asturias, NW Spain | Givetiense | Candas | Principado de Asturias |
| Givetian-Frasnian athyrid from Portilla Fm, Member C, Somiedo, Asturias NW Spain | Givetiense superior | Portilla | Principado de Asturias |
| Givetian-Frasnian athyrid from Portilla Fm, Member C, Somiedo, Leon NW Spain | Givetiense superior | Portilla | Castilla y León |
| Givetian-Frasnian athyrids from the Candas Fm, Asturias, NW Spain | Givetiense superior | Candas | Principado de Asturias |
| Givetian-Frasnian fauna from the upper Candas Fm, Asturias, NW Spain | Givetiense superior | Candas | Principado de Asturias |
| Gombrén | Ypresiense | Armàncies | — |
| Gometxa, Álava | Campaniense superior | Vitoria | — |
| Gorafe 1 | MN 14 | — | Andalucía |
| Gorafe 2 | MN 15 | — | Andalucía |
| Gorafe 5 | Plioceno | — | Andalucía |
| Gorg Negre, Lleida (Lérida) | Anisiense | Muschelkalk | Cataluña |
| Gran Canaria Fossil Rodents | Pleistoceno superior | — | — |
| Granada Basin | Tortoniense | — | Andalucía |
| Gredilla de Sedano | Campaniense superior | Quintanaloma | Castilla y León |
| Grávalos tracksite | Cretácico inferior | — | La Rioja |
| Guadabraz, Sample AL158, Hornos-Siles Formation | Ladiniense | Hornos-Siles | Andalucía |
| Guadabraz, Sample AL159, Hornos-Siles Formation | Ladiniense | Hornos-Siles | Andalucía |
| Guadabraz, Sample H, Hornos-Siles Formation | Ladiniense | Hornos-Siles | Andalucía |
| Guadabraz, Sample HO, Hornes-Siles Formation | Ladiniense | Hornos-Siles | Andalucía |
| Guadalcanal vicinity | Autuniense | — | — |
| Guadalupe. 55 meters | Berouniense | Onnia shales | Extremadura |
| Guadarrama 1 | Mioceno medio | — | Comunidad de Madrid |
| Guadiato - Antolín | Brigantiense | Sierra del Castillo | — |
| Guadiato - Caleras Bajas | Brigantiense | Sierra del Castillo | — |
| Guadiato - La Cornuda | Pendleiense | San Antonio - La Julian | — |
| Guadámez II, Retamal de Llerena | Emsiense | — | Extremadura |
| Guardamar del Segura | Zancliense | Rojales Sandstone | Comunitat Valenciana |
| GUD-1, Gúdar | Aptiense inferior | Camarillas | — |
| GUD-13, Gúdar | Barremiense inferior | Camarillas | Aragón |
| GUD-14, Gúdar | Aptiense inferior | Camarillas | — |
| Guilera tracksite | Barremiense | — | La Rioja |
| Gurb turtle | Bartoniense | Manlleu-Vic Marls | — |
| Gurb, Vic area, Gurb Member, Ebro Basin, Catalonia | Bartoniense | Vic Marls | — |
| Gurumbau | Priaboniense | Vic–Manlleu marls | Cataluña |
| Gusepa (G) | Campaniense medio | Allueva | — |
| Gustalapiedra Formation, La Loma Member, Palencia, N Spain | Eifeliense | Gustalapiedra | Castilla y León |
| Gustalapiedra Formation, Man Member, Palencia, N Spain | Eifeliense | Gustalapiedra | Castilla y León |
| Gustalapiedra Formation, shale member, Palencia, N Spain | Eifeliense | Gustalapiedra | Castilla y León |
| Henarejos 3093 | Estefaniense | — | Castilla-La Mancha |
| Hermita de Santa Ana tracksite | Hauteriviense | — | La Rioja |
| Hermitage de la Virgen de la Vallivana tracksite | Barremiense superior | Arcillas de Morella | Comunitat Valenciana |
| Herreruela de Castillería, Vergaño Fm, Locality 5a | Moscoviense | Vergaño | — |
| Herreruela de Castillería, Vergaño Fm, Locality 5b | Moscoviense | Vergaño | — |
| Herreruela de Castillería, Vergaño Fm, Locality 5c | Moscoviense | Vergaño | — |
| Hinojosa de Jarque 2 | MP 29 | — | Aragón |
| Hontoria I, coral-chaetetid reef mound | Moscoviense | Cuera Limestone | Principado de Asturias |
| Hontoria II, beresellid-chaetetid buildup | Moscoviense | Cuera Limestone | Principado de Asturias |
| Horadada | Pleistoceno superior | — | — |
| Horcajo | Llanvirn inferior | — | — |
| Horcajo-1 | Hauteriviense | El Castellar | — |
| Horcajuelos (HC-I/A) | Hauteriviense superior | Pinilla de los Moros | — |
| Horcajuelos (HC-I/B) | Hauteriviense superior | Pinilla de los Moros | — |