File:Britannica Echinoderma 5.jpg

Britannica_Echinoderma_5.jpg (464 × 223像素,文件大小:39 KB,MIME类型:image/jpeg


摘要

描述
English: Bothriocidaris globulus. A, from the side; B, the plates around the aboral pole. (After Jaekel.) The short spines which were attached to the tubercles are not drawn.
日期
来源 Encyclopædia Britannica, 1911
作者 Encyclopædia Britannica, Volume 8, Slice 10., available freely at Project Gutenberg

许可协议

Public domain This image comes from the 13th edition of the Encyclopædia Britannica or earlier. The copyrights for that book have expired in the United States because the book was first published in the US with the publication occurring before January 1, 1929. As such, this image is in the public domain in the United States.
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当前2011年2月22日 (二) 15:562011年2月22日 (二) 15:56版本的缩略图464 × 223(39 KB)Keith Edkins=={{int:filedesc}}== {{Information |Description={{en|''Bothriocidaris globulus.'' A, from the side; B, the plates around the aboral pole. (After Jaekel.) The short spines which were attached to the tubercles are not drawn.}} |Source=Encyclopædia Britanni

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