
Stringocephalus is an extinct genus of large brachiopod; between 360 to 408 million years old, they are usually found as fossils in Devonian marine rocks. Several forms of the genus are known; they may be found in western North America, northern Europe (especially Poland), Asia and the Canning Basin of Western Australia. Several different types ar...
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http://en.wikipedia.org/wiki/Stringocephalus

extinct genus of large brachiopods, or lamp shells, found as fossils in Devonian marine rocks (408 to 360 million years old). Stringocephalus is ... [1 related articles]
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http://www.britannica.com/eb/a-z/s/172
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