the hard, variously colored, calcareous skeleton secreted by certain marine polyps. 2. such skeletons collectively, forming reefs, islands, etc. 3. the solitary or colonial polyp that secretes this calcareous skeleton.
There are three major known groups of Archaebacteria: methanogens, halophiles, and thermophiles. The methanogens are anaerobic bacteria that produce methane. They are found in sewage treatment plants, bogs, and the intestinal tracts of ruminants.
There are three groups of Archaebacteria: Methanogens, Halophiles, and Thermoacidophiles. Archaebacteria can be known by Extremophiles, Methanogens, Halophiles, and Thermoacid â¦ ophiles. The common scientific name for archeabacteria is Haloquadra walsbyi. 5 people found this useful.Answered. In Land Mammals.onfidence votes 605. The common name for Eubacteria and Archaebacteria both is bacteria. The scientific names are Eubacteria/Bacteria and Archaebacteria/Archaea.