1 Phylum Euryarchaeota: This is the most studied division of archaea, and mostly includes methanogens and halophiles. 2  Phylum Crenarchaeota: It includes thermophiles, hyperthermophiles and thermoacidophiles. 3  These archebacteria are mostly found in the marine environment.nder the kingdom Archaea, archebacteria are classified into the following phyla: Methanogens harvest energy by converting H2 and CO2 into methane gas. They are found in the intestinal tracts of humans and some animals such as cows, and in marshes.
-oses. Suffix meaning a process, condition, or state, usually abnormal or diseased; production or increase, physiologic or pathologic; an invasion or infestation; in the latter sense, it is similar to and often interchangeable with Greek-iasis, as seen in trichinosis, trichiniasis. [G.].
Suffix: -osis. Definition: The suffix (-osis) can mean affected with, an increase, or can refer to a condition, state, abnormal process, or disease. Examples: Apoptosis (a-popt-osis) - the process of programmed cell death.