Caspiomyzon graecus
                    General data
- Main name: Caspiomyzon graecus
 - Habitat: Freshwater
 
Classification
- Genus: Caspiomyzon - Caspiomyzon
 - Family: Petromyzontidae - Lampreys
 - Order: Petromyzontiformes - Lampreys
 - Class: Petromyzonti - Lampreys
 - Superclass: Agnatha - Jawless fishes