The Mackunda Formation is a geological

formation Formation may refer to: Linguistics * Back-formation, the process of creating a new lexeme by removing or affixes * Word formation, the creation of a new word by adding affixes Mathematics and science * Cave formation or speleothem, a secondar ...

in Queensland, Australia whose strata date back to the Early Cretaceous. Dinosaur remains are among the fossils that have been recovered from the formation.Weishampel, David B; ''et al.'' (2004). "Dinosaur distribution (Early Cretaceous, Australasia)." In: Weishampel, David B.; Dodson, Peter; and Osmólska, Halszka (eds.): The Dinosauria, 2nd, Berkeley: University of California Press. Pp. 573-574. . It consists primarily of interbedded and cross bedded

greensand Greensand or green sand is a sand or sandstone which has a greenish color. This term is specifically applied to shallow marine sediment that contains noticeable quantities of rounded greenish grains. These grains are called ''glauconies'' and co ...

, with variably calcareous shale, with local

ferricrete Ferricrete is a hard, erosion-resistant layer of sedimentary rock, usually conglomerate or breccia, that has been cemented into a duricrust by iron oxides. The iron oxide cements are derived from the oxidation of percolating solutions of iron salt ...

Vertebrate paleofauna

References

{{Reflist Geologic formations of Australia Cretaceous System of Australia Early Cretaceous Australia Albian Stage Sandstone formations Siltstone formations Shale formations Marl formations Fossiliferous stratigraphic units of Oceania Paleontology in Queensland

Vertebrate paleofauna

See also

References