C. rothschildi also has a large frontal horn and white legs, but the spots in the bulls are very dark and those of the females jagged.
Shell covered by mantle, or absent; anterior tentacles form a frontal veil; mantle contains spicules.
The siphonium described in connexion with the mandible), but filling also such curious organs as the frontal excrescence of Chasmorhynchus, the Brazilian bell-bird, the throat-bag of the adjutant stork, and the gular pouch of the bustard.
The acrembolic proboscis or frontal introvert of the Nemertine worms has a complete range.
Shell external and conical; anterior tentacles form a frontal veil; ctenidium extending only over right side; a distinct osphradium.