Allaru Formation | |
---|---|
Stratigraphic range: Albian ~ | |
Type | Geological formation |
Unit of | Rolling Downs Group |
Underlies | Mackunda Formation |
Overlies | Toolebuc Formation |
Thickness | Up to 700 m (2,300 ft) |
Lithology | |
Primary | Mudstone |
Other | Siltstone, sandstone, limestone |
Location | |
Coordinates | 24°52′02.17″S 146°14′19.85″E / 24.8672694°S 146.2388472°E |
Approximate paleocoordinates | 51°00′S 133°06′E / 51.0°S 133.1°E |
Region | Queensland |
Country | ![]() |
Extent | Eromanga Basin |
The Allaru Formation, also known as the Allaru Mudstone, is a geological formation in Queensland, Australia, whose strata date back to the Early Cretaceous. Dinosaur remains are among the fossils that have been recovered from the formation.[1]
Possible indeterminate ankylosaur remains are present in Queensland. Indeterminate ornithopod remains are present in Queensland.[1]
Genus | Species | Location | Material | Notes | Images |
---|---|---|---|---|---|
Austrosaurus | A. mckillopi | Queensland | "Doral vertebrae [and possible] incomplete limb remains from several individuals"[2] | [1] | |
Elasmosauridae | Indeterminate | Specimen number QMF2100, an articulated torso. Stomach cavity contains crustacean and fish remains as well as ~135 gastroliths.[3] | [3] | ||
Kunbarrasaurus | K. ieversi | Queensland | [1][4] | ![]() | |
?Muttaburrasaurus | ?M. sp. | Queensland | [1] | ![]() | |
Notochelone | N. costata | [5] | ![]() | ||
Platypterygius | P. australis (=longmani) | [5] | ![]() |
Genus | Species | Location | Material | Notes | Images |
---|---|---|---|---|---|
Cooyoo | C. australis | Queensland | [6] | ||
Flindersichthys | F. denmeadi | [7] | |||
Pachyrhizodus | P. marathonensis, P. grawi | Two species known from both this and the Toolebuc Formation[8] | |||
Richmondichthys | R. sweeti | An aspidorhynchid also found in the Toolebuc Formation[9] |
Genus | Species | Location | Material | Notes | Images |
---|---|---|---|---|---|
Eromangateuthis | E. soniae | Queensland | "Gladius" | [2] | |
Goodhallites | G. goodhalli | [10] | |||
Inoceramus | I. sutherlandi | Queensland | [11] | ||
Mckenziephyllia | M. accordensis | [12] |