| Pylaisiadelphaceae | ! |
Aptychellites
| Schäf.-Verw., Hedenäs, Ignatov & Heinrichs | Earth & Environ. Sci. Trans. Roy. Soc. Edinburgh 107(2–3): 325, 5 | 2017 |
| Pylaisiadelphaceae | ! |
Bonnosukea
| H. Akiyama | Bryoph. Diversity & Evol. 41(2): 53 | 2019 |
| Pylaisiadelphaceae | ! |
Clastobryellina
| (M. Fleisch.) H. Akiyama | Bryoph. Diversity & Evol. 41(2): 41 | 2019 |
| Pylaisiadelphaceae | ! |
Clastobryopsis
| H. Akiyama, Ying Chang & B.C. Tan | Bryologist 113(4): 754 | 2010 |
| Pylaisiadelphaceae | ! |
Microgammiella
| H. Akiyama | Bryoph. Diversity & Evol. 41(2): 56 | 2019 |
| Pylaisiadelphaceae | ! |
Notohypnum
| Jan Kučera & Ignatov | Taxon 68(4): 646 | 2019 |
| Pylaisiadelphaceae | ! |
Orientobryum
| H. Akiyama | Acta Phytotax. Geobot. 68(3): 158 | 2017 |
| Pylaisiadelphaceae | ! |
Trochophyllohypnum
| Jan Kučera & Ignatov | Taxon 68(4): 646 | 2019 |
| Pylaisiadelphaceae | ! |
Yakushimabryum
| H. Akiyama, Ying Chang, T. Yamag. & B.C. Tan | J. Bryol. 33(1): 42 | 2011 |