|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
Mammalia - Rodentia - Zapodidae
If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
|Z. Qiu and G. Storch 2000||Large-sized species, averages larger than S. bagajevi Savinov 1970 and S. vinogradovi Topachevsky 1965. Occlusal morphology of all teeth very simple, secondary ridges and spurs only exceptionally developed. Main cusps high and pointed. Mesoloph of M1-2 strong, delimiting together with paracone and metacone two deep transverse valleys.|