| Pottiaceae | ! |
Gymnostomiella burmensis
| E.B. Bartram | Rev. Bryol. Lichénol. 23: 247 | 1954 |
| Pottiaceae | ! |
Gymnostomiella erosula
| (Müll. Hal. ex Dusén) Arts | J. Bryol. 19: 76 | 1996 |
| Pottiaceae | ** |
Gymnostomiella laevis
| J. Froehl. ex Imam & Ghabbour | Bot. Not. 125: 521 | 1972 |
| Pottiaceae | ** |
Gymnostomiella levifolia
| Sakurai | Muscol. Jap. 68 | 1954 |
| Pottiaceae | ! |
Gymnostomiella longinervis
| Broth. | Philipp. J. Sci., C. 13: 205 | 1918 |
| Pottiaceae | ! |
Gymnostomiella monodii
| P. de la Varde | Rev. Bryol. Lichénol. 22: 6. 1 | 1953 |
| Pottiaceae | |
Gymnostomiella orcuttii
| E.B. Bartram | Jamaica Naturalist 1(4): 15 | 1928 |
| Pottiaceae | |
Gymnostomiella rosulata
| P. de la Varde | Rev. Bryol. Lichénol. 26: 1. f. 1 | 1957 |
| Pottiaceae | |
Gymnostomiella ryukyuensis
| Toyama | Acta Phytotax. Geobot. 6: 101. 1 | 1937 |
| Pottiaceae | |
Gymnostomiella tanganyikae
| De Sloover | Bull. Jard. Bot. Natl. Belg. 47: 176. f. 166–189 | 1977 |
| Pottiaceae | |
Gymnostomiella tenera
| (Müll. Hal. ex Dusén) Arts | J. Bryol. 19: 76 | 1996 |
| Pottiaceae | ! |
Gymnostomiella tuberculosa
| (Renauld & Paris) Arts & P. Sollman | Trop. Bryol. 22: 103 | 2002 |
| Pottiaceae | ! |
Gymnostomiella vernicosa
| (Hook. ex Harv.) M. Fleisch. | Musci Buitenzorg 1: 310. 53 | 1904 |