New Zealand Grass Skink
Oligosoma polychroma
- Least concern
- Card rarity: Common
- Reptiles

The common skink, also known as the northern grass skink, is a species of skink native to New Zealand. Although historically classified as a subspecies of Oligosoma nigriplantare, it is likely to be given separate species status as data suggests it is a distinct species.
Classification
- Class
- Reptilia
- Order
- Squamata
- Family
- Scincidae
- Genus
- Oligosoma