Todilto Formation
The Todilto Formation is a geologic formation in northern New Mexico and southeastern Colorado. It preserves fossils dating back to the Callovian stage of the middle Jurassic period.
| Todilto Formation | |
|---|---|
| Stratigraphic range: | |
Small hill capped with gypsum beds of the Todilto Formation | |
| Type | Formation |
| Sub-units | Luciano Mesa Member, Tonque Arroyo Member |
| Underlies | Beclabito Formation |
| Overlies | Entrada Formation |
| Thickness | 70 m (230 ft) |
| Lithology | |
| Primary | Gypsum |
| Other | Calcareous shale |
| Location | |
| Coordinates | 35.911°N 108.956°W |
| Region | New Mexico |
| Country | United States |
| Type section | |
| Named for | Todilto Park, San Juan Basin |
| Named by | Herbert E. Gregory |
Todilto Formation (the United States) Todilto Formation (New Mexico) | |
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