New Guinea tandan
Neosilurus novaeguineae
- Least concern
- Card rarity: Common
- Fish

Neosilurus novaeguineae is a freshwater eeltail catfish described by Max Weber in 1907. It is endemic to northern New Guinea. The common name New Guinea tandan has been proposed for it.
Classification
- Class
- Actinopterygii
- Order
- Siluriformes
- Family
- Plotosidae
- Genus
- Neosilurus