| Acarospora A. Massal., 1852 |
| Acarospora amabilis H. Magn., 1929 |
| Acarospora brouardii B. de Lesd., 1922 |
| Acarospora chrysops (Tuck.) H. Magn., 1929 |
| Acarospora citrina (Taylor) Zahlbr., 1911 |
| Acarospora erythrophora H. Magn., 1930 |
| Acarospora extenuata H. Magn., 1929 |
| Acarospora flava (Schaer.) Trevis., 1852 |
| Acarospora mexicana B. de Lesd, 1914 |
| Acarospora novomexicana H. Magn., 1930 |
| Acarospora obpallens (Nyl.) Zahlbr., 1902 |
| Acarospora schleicheri (Ach.) A. Massal., 1852 |
| Acarospora socialis H. Magn., 1929 |
| Acarospora strigata (Nyl.) Jatta, 1906 |
| Acarospora subcontigua H. Magn, 1929 |
| Acarospora veronensis A. Massal., 1852 |
| Acarosporaceae Zahlbr., 1906 |
| Sarcogyne Flot., 1850 |
| Sarcogyne pruinosa (Schaer.) A. Massal., 1854 |
| Sarcogyne regularis Körb., 1855 |