Southern Narrow-mouthed Toad
Hypopachus pictiventris
- Least concern
- Card rarity: Common
- Amphibians

Gastrophryne pictiventris is a species of frog in the family Microhylidae. It is found in northeastern Costa Rica and southeastern Nicaragua. This species is found in leaf-litter of lowland moist and wet forests. However, it is not easily seen outside the explosive breeding events. Breeding takes place in temporary pools.
Classification
- Class
- Amphibia
- Order
- Anura
- Family
- Microhylidae
- Genus
- Hypopachus