Category:Ordovician animals - Wikipedia
Pages in category "Ordovician animals" The following 16 pages are in this category, out of 16 total. This list may not reflect recent changes.
Ordovician Period - Marine Life, Trilobites, Brachiopods | Britannica
2024年10月31日 · Ordovician communities were ecologically more complicated than Cambrian ones. The Ordovician saw the rise of several new life habits, including deep-deposit feeders, mobile epifaunal (superficially attached) carnivores, and pelagic (open-water) carnivores.
Ordovician Period - Natural History Museum
2012年8月10日 · Ordovician Radiation © G. Paselk. Artist’s depiction of the rich fauna of the Ordovician. Animals include, from left: Cystoids, jawless fish (Sacabambaspis) captured by a large cephalopod (Endoceras), Rugose corals, brachiopods, trilobite, gastropod (Cyclonema), a sea star and coiled cephalopod.
Ordovician Period: Facts, Information, and Timeline - A-Z Animals
2023年1月23日 · The majority of life that existed during the Ordovician period was marine. Though not as advanced as what we have now, Ordovician life was more developed than that of the Cambrian period. The Ordovician organisms included articulate brachiopods, corals, bryozoans, gastropods, and non-vascular plants. Marine Life
Ordovician Period | Major Events, Extinction, & Facts | Britannica
2024年10月31日 · Ordovician seas were filled with a diverse assemblage of invertebrates, dominated by brachiopods (lamp shells), bryozoans (moss animals), trilobites, mollusks, echinoderms (a group of spiny-skinned marine invertebrates), and graptolites (small, colonial, planktonic animals).
What are Some Ordovician Organisms? (with pictures)
2024年5月21日 · Ordovician organisms lived during the Ordovician period, which lasted between approximately 488.3 to 443.7 million years ago. It began with a mass extinction called the Cambrian-Ordovician extinction events, which wiped out 50% of …
Atlas – Atlas of Ordovician Life
The sedimentary rocks of this region include a diverse fauna of over 470 genera and over 1200 species (comprehensive list here). The goal of this atlas is to provide a guide to the identification, ecology, and distribution of the most common members of this biota.
Ordovician - Wikipedia
The Ordovician (/ ɔːr d ə ˈ v ɪ ʃ i. ə n,-d oʊ-,-ˈ v ɪ ʃ ən / or-də-VISH-ee-ən, -doh-, - VISH-ən) [9] is a geologic period and system, the second of six periods of the Paleozoic Era, and the second of twelve periods of the Phanerozoic Eon.The Ordovician spans 41.6 million years from the end of the Cambrian Period 485.4 Ma (million years ago) to the start of the Silurian ...
Palaeos Paleozoic : Ordovician : The Ordovician Period
The Ordovician Period is the second period of the Paleozoic Era. This important period saw the origin and rapid evolution of many new types of invertebrate animals which replaced their Cambrian predecessors.
An Overview of the Flora and Fauna During the Ordovician Period
The following list of Ordovician plants will help you to understand the floral environment that existed more than 400 million ago. Also, go through the representative photographs in the slideshow below.