Gigantoproductus
Encyclopedia
Gigantoproductus is a genus in the family Gigantoproductidae. The species were the largest of the carboniferous
Carboniferous
The Carboniferous is a geologic period and system that extends from the end of the Devonian Period, about 359.2 ± 2.5 Mya , to the beginning of the Permian Period, about 299.0 ± 0.8 Mya . The name is derived from the Latin word for coal, carbo. Carboniferous means "coal-bearing"...

 brachiopod
Brachiopod
Brachiopods are a phylum of marine animals that have hard "valves" 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...

s. As fossils, their shells occur within a limestone matrix.

External links

  • http://www.theglasgowstory.com/image.php?inum=TGSE00558
  • http://www.lakeneosho.org/Russia/Page28.html
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