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The term pioneer species is also used to refer to the first species, usually plants, to return to an area after disturbance as part of the process of secondary succession. Disturbances may include floods, tornadoes, forest fires, deforestation, or clearing by other means. [18] Pioneer species tend to be fast-growing, shade-intolerant, and tend ...
†Loxomma lintonensis – type locality for species †Maelonoceras †Manitoulinoceras †Manticoceras †Marsupiocrinus; Life restoration of the Carboniferous amphibian Megalocephalus †Megalocephalus – type locality for genus †Megalocephalus lineolatus – type locality for species †Megalograptus †Metaxys †Michelinoceras; Modiolus
Primary succession is the beginning step of ecological succession where species known as pioneer species colonize an uninhabited site, which usually occurs in an environment devoid of vegetation and other organisms. In contrast, secondary succession occurs on substrates that previously supported vegetation before an ecological disturbance. This ...
This list of the Paleozoic life of Ohio contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of Ohio and are between 538.8 and 252.17 million years of age.
A pioneer organism, also called a disaster taxon, is an organism that colonizes a previously empty area first, or one that repopulates vacant niches after a natural disaster, mass extinction or any other catastrophic event that wipes out most life of the prior biome. [1]
Clovis artifacts dated to 13,000 years ago were found at the Paleo Crossing site in Medina County provides evidence of Paleo-Indians in northern Ohio and may be the area's oldest residents and archaeologist Dr. David Brose believes that they may be "some of the oldest certain examples of human activity in the New World."
The Paleo Crossing site, one of the oldest sites in Ohio, had two [5] or three [6] post holes and refuse pits that contained charcoal. From radiocarbon dating, the site was used 10,980 BP ± 75 yearsBefore Present [ 5 ] or about 9,000 B.C. [ 6 ] The post holes and an area about 150 square feet indicate that there was a structure at the site.
The chestnut oak is an interesting species found on the summit. Herbaceous species are numerous. The most interesting are found in the crevasses and cooler areas in the ledge system. Wild flower species are typical of the area. the brilliant red cardinal flower, is found near creeks. Red and white trillium are found where deer have not browsed ...