. . "ory organ found in some arachnids, such as scorpions and spiders, consisting of several parallel membranous folds arranged like the pages in a book ??? ??? ??? Spinnerets One of the small opeenings in the back part of a spider or silk-producing insect larva, through which the sticky fluid that dries into silk is released ??? ??? ??? Carapace A bony or chitinous shield, test, or shell covering some" . . .