Mexcala Formation
# Mexcala Formation

The Mexcala Formation is a Late Cretaceous (late Turonian to late Maastrichtian) geologic formation in Guerrero state, southern Mexico.

## Fossil content

Fossil ornithopod tracks assigned to Hadrosauridae indet. and sauropod tracks have been reported from the formation.

Other fossils from the formation include:

### Ammonites

* Barroisiceras (Texanites) dentatocarinatum
* Coilopoceras colleti
* C. requienianum
* Forresteria (Forresteria) alluaudi
* Peroniceras aff. tricarinatum
* P. cf. subtricarinatum
* Pseudotissotia galliennei
* Barroisiceras cf. alstadenense
* Barroisiceras sp.
* Peroniceras sp.
