|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
Reptilia - Squamata - Polyglyphanodontidae
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.
|V. R. Alifanov 1993||Skull narrow. Pterygoids considerably below dentary margin of maxillae. Dorsal process of maxilla high. long posterior process of parietal bone curving downward considerably. notch for trifacial nerve closed. Teeth without wider bases. largest of them in middle part of tooth row. Shoulders of teeth very weakly manifested. Cusps of teeth in second half of row turned inward at small angle to axis of jaw. number of teeth on lower jaws 24, on upper 20.|