Southern Mountain Yellow-legged Frog
Rana muscosa
- Endangered
- Card rarity: Epic
- Amphibians

The southern mountain yellow-legged frog, formerly known as the mountain yellow-legged frog, is a species of true frog endemic to California in the United States. It occurs in the San Jacinto Mountains, San Bernardino Mountains, and San Gabriel Mountains in Southern California and the Southern Sierra Nevada. It is a federally listed endangered species, separated into two distinct population segments (DPS): a northern DPS, listed endangered in 2014, and a southern DPS that was listed endangered in 2002.
Classification
- Class
- Amphibia
- Order
- Anura
- Family
- Ranidae
- Genus
- Rana