The Ordovician (/ɔːrdəˈvɪʃi.ən, -doʊ-, -ˈvɪʃən/ or-də-VISH-ee-ən, -doh-, -VISH-ən) is a geologic period and system, the second of six periods of the... 69 KB (7,298 words) - 05:51, 18 March 2024 |
The Late Ordovician, also called the Upper Ordovician by geologists, is the third epoch of the Ordovician period. At this time Western and Central Europe... 3 KB (267 words) - 16:17, 2 January 2024 |
Trilobite (section Ordovician) appearing in the Ordovician include: Cyclopyge (Early to Late Ordovician) Selenopeltis (Early to Late Ordovician) Parabolina (Early Ordovician) Cheirurus (Middle... 109 KB (11,684 words) - 10:49, 21 March 2024 |
Paleozoic (section Ordovician Period) subdivided into six geologic periods (from oldest to youngest): Cambrian Ordovician Silurian Devonian Carboniferous Permian Some geological timescales divide... 35 KB (3,684 words) - 00:35, 12 March 2024 |
The Great Ordovician Biodiversification Event (GOBE), was an evolutionary radiation of animal life throughout the Ordovician period, 40 million years after... 34 KB (3,551 words) - 05:15, 17 February 2024 |
Andean-Saharan glaciation (redirect from Late Ordovician glaciation) Ice Age (EPIA), the Early Paleozoic Icehouse, the Late Ordovician glaciation, the end-Ordovician glaciation, or the Hirnantian glaciation, occurred during... 60 KB (6,565 words) - 11:30, 5 January 2024 |
Ediacaran period 538.8 million years ago (mya) to the beginning of the Ordovician period 485.4 mya. Its subdivisions, and its base, are somewhat in flux... 56 KB (5,536 words) - 11:31, 16 March 2024 |