Principal Components Analysis (PCA) of 19 morphological traits (excluding SVL and TL).

 
 
  Part of: Solovyeva EN, Dunayev EN, Nazarov RA, Radjabizadeh M, Poyarkov Jr NA (2018) Molecular and morphological differentiation of Secret Toad-headed agama, Phrynocephalus mystaceus, with the description of a new subspecies from Iran (Reptilia, Agamidae). ZooKeys 748: 97-129. https://doi.org/10.3897/zookeys.748.20507