The end curl protrudes slightly beyond the flange. A second option is a reinforced hole that is positioned so that the mouth protrudes. At the bottom is a threaded hole through which a large threaded screw protrudes. A large fleshy mass protrudes below the eyes, with folds suggestive of a mouth-like orifice. Its first premolar on the upper jaw protrudes from the row of teeth. The notochord of the lancelet protrudes beyond the anterior end of the neural tube. In a gasoline direct-injected engine, the injector nozzle protrudes into the combustion chamber. Simultaneously, the shark protrudes its jaws forward to grip the prey between its teeth. An extension of the sporangiophore called the columella protrudes into the sporangium. If there is more than average growth of sternum than pectus carinatum protrudes. VP4 is on the surface of the virion that protrudes as a spike. The front lower side edge of the praemaxilla protrudes to below. A bolt protrudes from the muzzle, but no wad is shown. The crest protrudes past the edge of the skull backwards. The stigma protrudes slightly from the corolla.