Nitrososphaera is a genus of ammonia oxidizing archaeans in the order Nitrososphaerales.
There are currently two recognized species in this genus.
[
"Thaumarchaeota",
"Ammonia monooxygenase",
"Ammonia-oxidizing bacteria",
"Nitrogen cycle",
"Nitrification",
"Nitrososphaera gargensis",
"Nitrosotalea"
]