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Flora and Fauna
Science: Biology: Genetics: Prokaryotic: Archaea
- Introduction to this life form, written at three different levels of complexity for use by educators and students.
- General introduction, mentioning most known genera and species of Euryarchaeota and Crenarchaeota. Includes some technical details such as toxin sensitivities.
- Open access journal devoted to original research on the Archaea. Author guide, publication schedule, and text of older articles.
- Taxonomy, description, and extensive references, with particular emphasis on the Crenarchaeota (classified here as a Kingdom.)
- Summary of interesting organisms discovered during a search for extremophiles, including a picture of the triangular halophile Haloarcula japonicus.
Introduction to the Archaea
- Covers their main groupings, chemical differences from other life forms, fossil record, and the structure of their cell walls.
Open Questions: Archaea and Extremophiles
- Annotated list of recommended sources.
- Online textbook chapter from the University of Wisconsin, discussing the origin of life and touching on some of the molecular characteristics that separate the domains, Archaea and Bacteria.
Taxonomy Browser (Archaea)
- Shows the relationships among the recognized groups, and samples yet to be named or classified.
- Taxonomy browser, with some links.
German Jurgens: Molecular phylogeny of Archaea in boreal forest soil, freshwater and temperate estuarine sediment
- Academic thesis on the unexpected organisms discovered by ribosomal analysis of non-extreme soil and water samples. (October 14, 2002)
Genome News Network: New Amino acid Discovered in Methanosarcina barkeri
- Reports on the discovery of a new amino acid, pyrrolysine, coded by UAG (normally a stop codon) in this methanogen. (May 25, 2002)
Distribution of Archaea in a Black Smoker Chimney Structure
- Analysis of different communities in varied microhabitats of a deep-sea vent. Journal article from Applied and Environmental Microbiology (August 01, 2001)
BBC News: Toughest Bug Reveals Genetic Secrets
- Reports the decoding of the Pyrococcus abyssi, which lives in the intense pressure and temperature of black smoker vents on the seafloor. (July 21, 1999)
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