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单词 Gigantoproductus
释义

Gigantoproductus

英语百科

Gigantoproductus

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.

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更新时间:2025/6/22 7:41:00