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Southeastern Ohio was a swamp-covered coastal plain. [4] Ferns and horsetails were among the state's rich flora. [3] Ohio was only about 5 degrees north of the equator. Sand and mud deposited on local river deltas gradually filled in the swamp. Later in the Permian Ohio was subjected to geologic uplift and its sediments were eroded away ...
Aviculopecten subcardiformis; an extinct pectenoid from the Logan Formation (Lower Carboniferous) of Wooster, Ohio (external mold). Invertebrate paleontology (also spelled invertebrate palaeontology) is sometimes described as invertebrate paleozoology or invertebrate paleobiology. Whether it is considered to be a subfield of paleontology ...
Taxonomy of commonly fossilised invertebrates. The Ordovician cystoid Echinosphaerites (an extinct echinoderm of the Class Rhombifera) from northeastern Estonia; encrusted by a graptolite (black branches). Taxonomy of commonly fossilized invertebrates combines both traditional and modern paleozoological terminology.
Invertebrate zoology. Invertebrate zoology is the subdiscipline of zoology that consists of the study of invertebrates, animals without a backbone (a structure which is found only in fish, amphibians, reptiles, birds and mammals). Invertebrates are a vast and very diverse group of animals that includes sponges, echinoderms, tunicates, numerous ...
Invertebrate - Wikipedia ... Invertebrate
List of birds of Ohio
In July 2016, the International Union for Conservation of Nature (IUCN) listed 1105 near threatened invertebrate species. [1] Of all evaluated invertebrate species, 6.1% are listed as near threatened. The IUCN also lists 15 invertebrate subspecies as near threatened. No subpopulations of invertebrates have been evaluated by the IUCN.
In July 2016, the International Union for Conservation of Nature (IUCN) listed 1163 endangered invertebrate species. [1] Of all evaluated invertebrate species, 6.4% were listed as endangered. The IUCN also lists 36 invertebrate subspecies as endangered. No subpopulations of invertebrates have been evaluated by the IUCN.