Leptosuchomorpha

Leptosuchomorpha
Temporal range: Late Triassic
Skull of Smilosuchus gregorii in the American Museum of Natural History
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Reptilia
Order: Phytosauria
Family: Phytosauridae
Node: Leptosuchomorpha
Stocker, 2010

Leptosuchomorpha is a clade of phytosaurs. It is a node-based taxon defined as the last common ancestor of Leptosuchus studeri and Pseudopalatus pristinus and all of its descendants.[1]

Phylogeny

Below is a cladogram from Stocker (2012):[1]

Phytosauria 

"Paleorhinus" scurriensis




Paleorhinus bransoni




"Paleorhinus" sawini


Phytosauridae

Brachysuchus megalodon



Angistorhinus




Rutiodon carolinensis



"Machaeroprosopus" zunii



Protome batalaria


Leptosuchomorpha

"Phytosaurus" doughtyi



TMM 31173-120




Leptosuchus crosbiensis



Leptosuchus studeri






Smilosuchus lithodendrorum




Smilosuchus adamanensis



Smilosuchus gregorii






Pravusuchus hortus


Pseudopalatinae

Pseudopalatus mccauleyi




Mystriosuchus westphali



Pseudopalatus pristinus












References

  1. 1.0 1.1 Stocker, M. R. (2012). "A new phytosaur (Archosauriformes, Phytosauria) from the Lot's Wife beds (Sonsela Member) within the Chinle Formation (Upper Triassic) of Petrified Forest National Park, Arizona". Journal of Vertebrate Paleontology 32 (3): 573–586. doi:10.1080/02724634.2012.649815.