zhelestid References zhelestid fossil mammal Ask Anything Homework Help Written by The Information Architects of Encyclopaedia Britannica The Information Architects maintain a master list of the topics included in the corpus of Encyclopædia Britannica, and create and manage the relationships between them. The Information Architects of Encyclopaedia Britannica Britannica AI Ask Anything Learn about this topic in these articles: CondylarthraThe earliest condylarths were the zhelestids, rodent-sized ungulates from the late Cretaceous of Uzbekistan. Read MoreThe earliest condylarths were the zhelestids, rodent-sized ungulates from the late Cretaceous of Uzbekistan. Read More