The Udurchukan Formation is a geological formation located in Amur Region, Far East Russia. Based on palynomorphs such as Wodehouseia spinata, the Udurchukan is considered of Maastrichtian age of the
Shamosuchus is an extinct genus of neosuchian crocodyliform that lived during the Late Cretaceous period in what is now the Djadochta Formation of Mongolia, approximately 75 million to 71 million year
Udurchukan Formation
…position Material Notes Images Amuremys A. planicostata A lindholmemydid turtle Crocodylia indet. Indeterminate Lindholmemydidae indet. Indeterminate Shamosuchus S. sp. Testudines indet. Indeterminate Trionychidae indet. Indeterminate Mammals Mammals reported from the Udurchukan Formaton Taxon Species Location…