Reduviidae

noun plural

Red·​u·​vi·​idae ˌrej-ə-ˈvī-ə-ˌdē 

: a very large and widely distributed family of bloodsucking hemipterous insects comprising the assassin bugs, having a short 3-jointed proboscis that is curved back under the head when at rest, and including vectors of Chagas disease belonging to the genera Rhodnius and Triatoma