Gigantoproductus
From Infogalactic: the planetary knowledge core
Gigantoproductus | |
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File:Gigantoproductus.jpg | |
Gigantoproductus sp. (near Seahouses, Northumberland, UK) | |
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†Gigantoproductus
Sarytcheva
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Gigantoproductus is a genus of extinct brachiopod in the order Productida and the family Monticuliferidae. The species were the largest of the carboniferous brachiopods, with the largest known species ranging in size from 9 to 12 centimeters (3.5 to 4.7 inches). Productids date back to approximately 407 million years ago. As fossils, their shells occur within a limestone matrix.[2]