Cnemidophorus tesselatus is a scientific name for a species of lizard, commonly known as the six-lined racerunner. The term "synonyms" refer to the various names used for a specific species at different times and by different experts. Some of the common synonyms for Cnemidophorus tesselatus include Ameiva tesselata, Cnemidophorus sexlineatus, and Euprepis tesselatus. These synonyms are often used to refer to the same species of lizard for various reasons such as taxonomic reclassification or regional differences in common naming conventions. It is essential to understand synonyms when conducting scientific research or studying the biodiversity of a particular ecosystem.