Keywords: Velvet ant stinger (tip)--scanning electron microscope image.jpg en Under a moderate magnification of 294X this scanning electron micrograph SEM focused on the distal tip of a female velvet ant ™s Dasymutilla sp stinger Note that the stinger ™s tip is encased in a bulbous sheath which may act to protect the delicate sharp tip from being damaged which would reduce its effectiveness when trying to penetrate its victim CDC PHIL ID 9881 Carr Janice PD-USGov Unidentified Mutillidae Vespoidea anatomy Hymenoptera stingers |