| Muyelensaurus | |
|---|---|
Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Reptilia |
| Clade: | Dinosauria |
| Clade: | Saurischia |
| Clade: | †Sauropodomorpha |
| Clade: | †Sauropoda |
| Clade: | †Macronaria |
| Clade: | †Titanosauria |
| Clade: | †Rinconsauria |
| Genus: | †Muyelensaurus Calvoet al. 2007 |
| Species | |
Muyelensaurus (meaning "Muyelen lizard", after an indigenous name for theColorado River in Argentina) is agenus oftitanosauriansauropoddinosaur from theLate Cretaceous ofArgentina. It was more slender than other titanosaurs.[1] Fossils have been recovered in theNeuquén province ofPatagonia and were originally assigned to thePortezuelo Formation but further research showed that these layers belong to thePlottier Formation.[2] Thetype species isM. pecheni.[3] The nameMuyelensaurus first appeared in a 2007 paper byArgentinepaleontologistsJorge Calvo of the Universidad Nacional del Comahue andBernardo González Riga of the Laboratorio de Paleovertebrados, andBrazilian paleontologistJuan Porfiri of the Universidade Federal do Rio de Janeiro.[1]
The cladogram below follows Francaet al. (2016), placingMuyelensaurus as a basallithostrotian.[4]
| Lithostrotia |
| ||||||||||||
The cladogram below follows Mochoet al. (2019), this time placingMuyelensaurus withinRinconsauria.[5]
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