T-Marked Clubtail
Gomphidia t-nigrum
- Least concern
- Card rarity: Common
- Insects

Gomphidia t-nigrum, the T-marked clubtail or T-marked river clubtail, is a dragonfly (anisoptera) species in the genus Gomphidia and family Gomphidae. It is known from India, Pakistan and Nepal.
Classification
- Class
- Insecta
- Order
- Odonata
- Family
- Gomphidae
- Genus
- Gomphidia