According to the Encyclopedia of Fish, the Sacaban Turtle is a jawless fish, belonging to the genus Sacaban Turtle, which lived in Bolivia in the early Ordovician and was about 25 cm long. Their Latin scientific name Sacabambaspis comes from Sacabamba in Bolivia and Greek? σπ? Aspis, which means shield. Therefore, Sakaban turtle became the first jawless fish found in Ordovician strata.
The jawless fish belonging to the Sarbanian turtle is one of the early vertebrates, which appeared earlier than dinosaurs. This jawless fish is an important stage in the evolutionary history of vertebrates, which is of great significance for studying the origin and evolution of vertebrates.