THYSANURA n.
tiform caudal appendages, either bent beneath the body to form a spring, or projecting as bristles. It comprises the Cinura, or bristletails, and the Collembola, or springtails. Called also Thysanoura. See Lepisma, and Podura.
WHIP n.
phonus and allied genera. They somewhat resemble true scorpions, but have a long, slender bristle, or lashlike organ, at the end of the body, instead of a sting. -- Whip snake (Zoöl.), any one of various species of slender snakes. Specifically: (a) A bright green South American tree snake (Philodryas viridissimus) hav…