Jadera is a genus of true bugs in the soapberry bug subfamily. Members of this genus are only found in the Americas (from southern Canada through Argentina).

Species: These 19 species belong to the genus Jadera:

• Jadera antica (Walker, 1872) ^{i c g}
• Jadera bayardae
• Jadera choprai Göllner-Scheiding, 1979 ^{c g}
• Jadera coturnix (Burmeister, 1835) ^{i c g b}
• Jadera decipiens Göllner-Scheiding, 1979 ^{c g}
• Jadera diaphona Göllner-Scheiding, 1982 ^{c g}
• Jadera golbachi Göllner-Scheiding, 1979 ^{c g}
• Jadera haematoloma (Herrich-Schaeffer, 1847) ^{i c g b} (red-shouldered bug)
• Jadera harrisi Göllner-Scheiding, 1979 ^{c g}
• Jadera hinnulea Göllner-Scheiding, 1979 ^{i c g b}
• Jadera obscura (Westwood, 1842) ^{c g}
• Jadera parapectoralis Göllner-Scheiding, 1979 ^{c g}
• Jadera pectoralis Stal, 1862 ^{c g}
• Jadera peruviana Göllner-Scheiding, 1982 ^{c g}
• Jadera pyrrholoma Stal, 1870 ^{c g}
• Jadera sanguinolenta (Fabricius, 1775) ^{c g}
• Jadera schuhi Göllner-Scheiding, 1979 ^{c g}
• Jadera silbergliedi Froeschner, 1985 ^{c g}
• Jadera similaris Göllner-Scheiding, 1979 ^{c g}

Data sources: i = ITIS, c = Catalogue of Life, g = GBIF, b = Bugguide.net