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Spider, with cocoon attached to spinnerets.

Spider

Spider, with cocoon attached to spinnerets.

"Garden spider. I., Female garden spider; II., end view of head of the same showing the simple eyes, the poison fangs (ch.), and the pedipalps (p.); III., posterior end of body showing two pairs of spinnerets (sp.), with anus above." -Thomson, 1916

Garden Spider

"Garden spider. I., Female garden spider; II., end view of head of the same showing the simple eyes,…

"The most remarkable organs perceptable on the abdomen of the spiders are the <em>spinnerets</em>, by means of which they spin their curious and often beautiful webs, which have attracted the attention and excited the admitation of mankind in all ages. These spinnerets are little teat-like organs, placed close to the extremity of the abdomen, on its lower surface." &mdash; Goodrich, 1859

Spinnerets of a spider

"The most remarkable organs perceptable on the abdomen of the spiders are the spinnerets, by…