Inferior Oolite Formation, Group
Group: Bradfordensis
Formations: unnamed (82), Aston Limestone (2), Birdlip Limestone (16), Birdlip Limestone (4), Calcare di Scagliera (1), Clypeus Grit (1), Gryphite Grits (1), Lower Freestone (1), Lower Limestone (1), Lower Trigonia Grit (1), Maes Knoll Conglomerate (1), Middle Inferior Oolite (1), Northampton Sands (1), Oolite Marl (1), Pea Grit (1), Salperton Limestone (9), Upper Freestone (1), Upper Inferior Oolite (1), Upper Trigonia Grit (1), scissum Beds (1)
Members: unnamed (27), Grey limestone (1), Horn Park Ironshot (1), Red Beds (1), Sandford Lane Fossil Bed (1), Zigzag Beds (1)
Lithologies: not reported (44), claystone (1), mudstone (2), siltstone (1), sandstone (9), marl (4), lime mudstone (9), packstone (17), grainstone (14), "limestone" (77), "carbonate" (1)
Paleoenvironments: marine indet. (56), terrestrial indet. (1), carbonate indet. (83), shallow subtidal indet. (11), open shallow subtidal (1), reef, buildup or bioherm (2), deep subtidal shelf (1), marginal marine indet. (8), deltaic indet. (2)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Concavum | United Kingdom | (171166 228415) | |
Concavum | United Kingdom (Dorset) | (195985) | |
Concavum | United Kingdom (England) | (171416) | |
Middle Aalenian | United Kingdom | (159755 202818) | |
Murchisonae | United Kingdom | (159754) | |
Murchisonae | United Kingdom (Gloucestershire) | (135471 171341 171414 196240) | |
Murchisonae | United Kingdom (England) | (77240 196365) | |
Opalinum | United Kingdom (Dorset) | (159254) | |
Scissum | United Kingdom | (171137) | |
Late/Upper Aalenian - Early/Lower Bajocian | United Kingdom (England) | (38380 38381) | |
Middle Jurassic | United Kingdom (Gloucestershire) | (204099 204100 204101 204102 204103 204104 204105 204106 204107 204108) | |
Aalenian | United Kingdom (Somerset) | (159255 159883) | |
Aalenian | United Kingdom (Gloucestershire) | (135522 135528 159253 159751 159781 171330) | |
Aalenian | United Kingdom (England) | (8526 77239 142153) | |
Aalenian | United Kingdom | (91223 159748 159749 159750 159752 159753 159964 159965 159966 160058 160059 160060 160061 160062 160064 234764 234765 234766 234767 234768 234769 234770) | |
Aalenian - Bajocian | United Kingdom (England) | (77059 94219) | |
Aalenian - Bajocian | United Kingdom (Dorset) | (195975) | |
Aalenian - Bajocian | United Kingdom | (171499 171500) | |
Early/Lower Bajocian | United Kingdom (Gloucestershire) | (135383) | |
Early/Lower Bajocian | United Kingdom (Dorset) | (202349) | |
Early/Lower Bajocian | United Kingdom | (59032 171005 171171) | |
Early/Lower Bajocian | United Kingdom (England) | (38382 52530 77238) | |
Humphresianum | United Kingdom | (170936) | |
Discites | United Kingdom | (171167) | |
Garantiana | United Kingdom | (171144 171329 171386 171443 171616) | |
Garantiana | United Kingdom (Dorset) | (171389) | |
Garantiana | United Kingdom (Somerset) | (171012 195991) | |
Garantiana - Parkinsoni | United Kingdom (Somerset) | (196225) | |
Late/Upper Bajocian | United Kingdom (England) | (52319 135427) | |
Late/Upper Bajocian | United Kingdom (Dorset) | (195981) | |
Late/Upper Bajocian | United Kingdom (Gloucestershire) | (159767 159768 159769 159770 159943 159947 159949 159954 159955 159957 195980) | |
Late/Upper Bajocian | United Kingdom (Somerset) | (159948 196223) | |
Late/Upper Bajocian | United Kingdom | (159942 159944 159945 159946 159951 159953 159956 159961 159962 159963 171347) | |
Parkinsoni | United Kingdom (Dorset) | (196004 196006 196007 196216 196218) | |
Parkinsoni | United Kingdom (England) | (135495 171170) | |
Parkinsoni | United Kingdom (Somerset) | (159952 170086 171334 171335 195995 196005) | |
Parkinsoni | United Kingdom | (158147 171015 171168 171169 196147 196150 196214 196215) | |
Sauzei | United Kingdom | (171172 171387) | |
Sauzei | United Kingdom (Somerset) | (171013 171442) | |
Bajocian | France | (135424) | |
Bajocian | United Kingdom (England) | (8525 8522 52539 52541 52572 52573 53521 53522 77241 77243 77244 77245 77246 135423 135521 135531) | |
Bajocian | United Kingdom (Somerset) | (135419 171422 195986) | |
Bajocian | United Kingdom | (158146 160063 170326 171014) | |
Bajocian | United Kingdom (Gloucestershire) | (135532) | |
Early/Lower Bathonian | United Kingdom | (158145) | |
Early/Lower Bathonian | United Kingdom (England) | (77247 77252) | |
Cenomanian | Italy | (91224) |