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Scientific classification
Kingdom: Animalia
Phylum: Chordata

Putillosaurus sennikovi is an extinct species of synapsids which existed in Russia during the Lower Triassic,[1] but the description was based solely on a premaxilla, and is considered a nomen dubium.[2]


  1. ^ M. V. Surkov (2005). "The first dicynodont from the terminal Lower Triassic of European Russia, with special reference to the evolution of the masticatory apparatus of these therapsids". Paleontological Journal. 39 (1): 72–78. 
  2. ^ Jörg Fröbisch (2009). "Composition and similarity of global anomodont-bearing tetrapod faunas". Earth-Science Reviews. 95 (3–4): 119–157. doi:10.1016/j.earscirev.2009.04.001.