WASP STINGER, SEM. Abdomen and stinger of a female wasp from the species Dasymutilla colorized SEM, x 10. Wasps from the species Dasymutilla are velvet ants, members of the Mutillidae family. Mutillidae wasps are parasites of other hymenoptera, of which the morphology is intermediate of the wasps and the ants : absence of wing in females, elongated and hairy body, hence their other name of velvet ant. The sting of these wasps is extremely dangerous. Dasymutilla Mutillidae Velvet ant Wasp Hym