甲基球菌属（学名：Methylococcus）為甲基球菌目甲基球菌科的一属好氧或兼性厌氧发酵型革兰氏阴性杆菌。细胞球状，通常成对出现。此属的模式种为荚膜甲基球菌(Methylococcus capsulatus)。
下属物种
- Methylococcus bovis Romanovskaya et al. 1981
- 荚膜甲基球菌 Methylococcus capsulatus Foster and Davis 1966
- Methylococcus chroococcus Romanovskaya et al. 1981
- Methylococcus geothermalis Awala et al. 2020
- Methylococcus luteus Romanovskaya et al. 1981
- Methylococcus mobilis Hazeu et al. 1980
- Methylococcus thermophilus Malashenko et al. 1975
- Methylococcus vinelandii Romanovskaya et al. 1981
- Methylococcus whittenburyi Romanovskaya et al. 1981
參考文獻
- LPSN - List of Prokaryotic names with Standing in Nomenclature
