Green Rat Snake
Ptyas nigromarginata
- Least concern
- Card rarity: Common
- Reptiles

Ptyas nigromarginata, commonly known as the green rat snake or black-bordered rat snake, is a species of snake in the family Colubridae. The species is endemic to parts of Southeast Asia, including regions of China, India, Myanmar, and Vietnam. This slender, agile snake is characterized by its striking green coloration, often accompanied by a distinctive black border along its dorsal scales.
Classification
- Class
- Reptilia
- Order
- Squamata
- Family
- Colubridae
- Genus
- Ptyas