File:1911 Britannica-Arachnida-Cryptostemma Karschii.png

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1911_Britannica-Arachnida-Cryptostemma_Karschii.png(341 × 230像素,文件大小:64 KB,MIME类型:image/png

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English: Cryptostemma Karschii, one of the Podogona. Dorsal view of male.

III to VI, The third, fourth, fifth and sixth appendages of the prosoma.
a, Movable (hinged) sclerite (so-called hood) overhanging the first pair of appendages.
b, Fused terga of the prosoma followed by the opisthosoma of four visible somites.
an, Orifice within which the caudal segments are withdrawn.

E, Extremity of the fifth appendage of the male modified to subserve copulation.
(Original drawing by Pocock and Pickard-Cambridge.)
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来源 Encyclopædia Britannica Eleventh Edition, Vol. 2, Page 309
作者 Encyclopædia Britannica, 1911

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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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