brachiopod shell - EAS
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See all on Wikipediahttps://en.wikipedia.org/wiki/BrachiopodBrachiopods , phylum Brachiopoda, are a phylum of trochozoan animals that have hard "valves" (shells) on the upper and lower surfaces, unlike the left and right arrangement in bivalve molluscs. Brachiopod valves are hinged at the rear end, while the front can be opened for feeding or closed for protection. Two … See more
Shell structure and function
Modern brachiopods range from 1 to 100 millimetres (0.039 to 3.937 in) long, and most species are about 10 to 30 millimetres (0.39 to 1.18 in). Magellania venosa is the … See more
Taxonomic history
Brachiopod fossils show great diversity in the morphology of the shells and lophophore, while the modern genera show less diversity … See more• Brachiopod morphology
• Cranaena, a terebratulid from the Middle Devonian of Wisconsin.
• The Carboniferous brachiopod Neospirifer condor from Bolivia. The specimen is 7 cm … See moreFeeding and excretion
The water flow enters the lophophore from the sides of the open valves and exits at the front of the animal. In lingulids the entrance and exit … See moreDistribution and habitat
Brachiopods are an entirely marine phylum, with no known freshwater species. Most species avoid … See moreWikipedia text under CC-BY-SA license- https://www.bgs.ac.uk/.../brachiopodsSee more on bgs.ac.ukBrachiopods are marine animals belonging to their own phylum of the animal kingdom, Brachiopoda. Although relatively rare, modern brachiopods occupy a variety of seabed habitats ranging from the tropics to the cold waters of the Arctic and, especially, the Antarctic. Brachiopods are virtually defenceless and their shel…
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- https://animaldiversity.org/accounts/Brachiopoda
Brachiopods range in size from 1 mm to 9 cm in length, and all known species are solitary, benthic, marine animals with a two part shell (valve); the valves of Inarticulata species are attached only by muscles, while the valves of …
- https://www.digitalatlasofancientlife.org/learn/brachiopoda
Oct 25, 2019 · The organ that brachiopods use for both feeding and respiration is called the lophophore. The lophophore is lined with tiny hair-like cilia which generate a water current through the shell, transporting both oxygen and food …
- https://www.digitalatlasofancientlife.org/learn/...
Traditionally, brachiopods have been separated into two major groups: the Inarticulates (brachiopods with phosphatic shells) and Articulates (everything else). However, recent advances in molecular phylogenetics has forced …
- https://isgs.illinois.edu/outreach/geology-resources/brachiopods
Brachiopods (brack'-i-oh-pods) are marine animals with two shells, an upper one and a lower one. The right and left halves of each shell are mirror images, but the two shells are not exactly alike. The shells may be of lime, phosphate, …
Brachiopoda: Phylum Of The Brachiopods Or "Lamp Shells" …
https://earthlife.net/inverts/brachiopodaMar 5, 2020 · The Brachiopoda, (or Lamp Shells) are an ancient phylum of filter feeding marine worms. They live inside a pair of shells, much like the more numerous bivalves. However, they …
- https://en.wikipedia.org/wiki/Lingula_(brachiopod)
A shell encloses the organs and other internal parts of the body, except for a long, fleshy stalk (or pedicle) that extends from the tail (or posterior) end of the shell. This shell has two nearly …
- https://geokansas.ku.edu/brachiopods
Brachiopods are marine animals that secrete a shell consisting of two parts called valves. Their fossils are common in the Pennsylvanian and Permian limestones of eastern Kansas. …
- https://www.britannica.com/animal/lamp-shell
Brachiopods (from the Greek words meaning “arm” and “foot”) are commonly known as lamp shells because they resemble early Roman oil lamps. Brachiopods occur in all oceans. Although no longer numerous, they were …
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