Essays about: "microbialites"
Found 2 essays containing the word microbialites.
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1. Oolites from the Arabian platform: Archives for the aftermath of the end-Triassic mass extinction
University essay from Lunds universitet/Geologiska institutionenAbstract : The end-Triassic mass extinction (ETME) which occurred around 201 Ma is known as one of “the big five” mass extinction events of the Phanerozoic eon. Its effects were most severe on marine ecosystems, resulting in a global decline of invertebrate taxa and the complete extinction of the conodonts. READ MORE
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2. An interpretation of oncoid mass-occurrence during the Late Silurian Lau Event, Gotland, Sweden
University essay from Lunds universitet/Geologiska institutionenAbstract : The geological significance of the microbial-formed oncoid is not as well understood as the recognized, analogous stromatolite but can, as well be used as an environmental indicator. In association with the larger Phanerozoic mass extinctions, a resurgence of microbialites as a disaster fauna is at present an accepted view. READ MORE