The primitive pit is a depression in the center of the primitive node, connecting to the notochord. It consists of part of the primitive streak.
Famous quotes containing the words primitive and/or pit:
“Although the primitive in art may be both interesting and impressive, as portrayed in American fiction it is conspicuous for dullness alone. Drab persons living drab lives, observed by drab minds and reported in drab writing ...”
—Ellen Glasgow (1873–1945)
“The virtues of society are vices of the saint. The terror of reform is the discovery that we must cast away our virtues, or what we have always esteemed such, into the same pit that has consumed our grosser vices.”
—Ralph Waldo Emerson (1803–1882)