Key points
Information on Species of Triatomine Bugs in the United States
Information on Species of Triatomine Bugs in the United States
![Paratriatoma hirsuta](/chagas/media/images/Paratriatomahirsuta3.jpg)
Key characteristics:
- Long, dark hairs covering entire body
- Head short, strongly convex above
- Overall color various shades of brown, body shiny
- Legs short with long hairs
![Paratriatoma hirsuta map](/chagas/media/images/Paratriatomahirsutamap_1.jpg)
Key characteristics:
- Yellow markings extending horizontally on abdominal segments
- Head long, flattened on top
- Mouthparts relatively hairless with longer hairs at tip
- Pronotum uniformly black
- Tip of scutellum long, narrow
- Legs slender, long
![Triatoma gerstaeckeri](/chagas/media/images/tgsize.jpg)
![Triatoma gerstaeckeri head](/chagas/media/images/tghead.jpg)
![Triatoma gerstaeckeri thorax](/chagas/media/images/tgthorax2.jpg)
![Triatoma gerstaeckeri map](/chagas/media/images/Triatomagerstaeckerimap.jpg)
![Triatoma incrassata](/chagas/media/images/Triatomaincrassata.jpg)
Key characteristics:
- Abdomen entirely yellow underneath with distinct yellow margin around edge on top
- Head elevated above eyes in lateral view
- Mouthparts with short hairs, longer hairs on terminal segment
- Pronotum uniformly dark
- Tip of scutellum short, broad
![Triatoma incrassata map](/chagas/media/images/Triatomaincrassatamap.jpg)
Key characteristics:
- Reddish-orange markings extending horizontally on abdominal segments confined to ~1/5 of each segment
- Pronotum uniformly black
- Wings without prominent, light-colored markings
![Triatoma indictiva](/chagas/media/images/Tindictivasize.jpg)
![Triatoma indictiva thorax](/chagas/media/images/Tindictivathorax2.jpg)
![Triatoma indictiva head](/chagas/media/images/Tindictivahead.jpg)
![Triatoma indictiva](/chagas/media/images/Triatomaindictiva.jpg)
Key characteristics:
- Dark hairs covering entire body
- Orange-yellow markings extending horizontally on abdominal segments
- Mouthparts with hairs on all segments, denser on terminal segments
- Pronotum with orange-yellow lateral markings
- Legs covered with hair
![Triatoma lecticularia](/chagas/media/images/Tlecticulariathorax.jpg)
![Triatoma lecticularia size](/chagas/media/images/Tlecticulariasize.jpg)
![Triatoma lecticularia head](/chagas/media/images/Tlecticulariahead.jpg)
![Triatoma lecticularia map](/chagas/media/images/Triatomalecticularia.jpg)
Key characteristics:
- Body shiny, abdomen longitudinally flattened underneath
- Black, irregularly-shaped band on each abdominal segment surrounded by yellow markings
- Mouthparts with hairs on all segments, denser at junction of terminal 2 segments forming a brushlike structure
- Wings with distinct orange to pale yellow markings on basal half
- Legs short, stout
![Triatoma neotomae thorax](/chagas/media/images/Tneotomaethorax_1.jpg)
![Triatoma neotomae size](/chagas/media/images/Tneotomaesize.jpg)
![Triatoma neotomae head](/chagas/media/images/Tneotomaehead.jpg)
![Triatoma neotomae map](/chagas/media/images/Triatomaneotomae.jpg)
Key Characteristics
- Overall dark brown to black
- Mouthparts with short hairs; becoming longer at tip
- Pronotum uniformly light brown to black
- Tip of scutellum short, broad
- Legs short, stout
![Triatoma protracta size](/chagas/media/images/Tprotractasize.jpg)
![Triatoma protracta head](/chagas/media/images/Tprotractahead.jpg)
![Triatoma protracta thorax](/chagas/media/images/Tprotractathorax2.jpg)
![Triatoma protracta map](/chagas/media/images/Triatomaprotracta.jpg)
![Triatoma recurva](/chagas/media/images/Triatomarecurvabug.jpg)
Key Characteristics
- Yellow-orange margin around outer edge of abdomen; abdomen wide often strongly curved up at edges
- Mouthparts relatively hairless with longer hairs at tip
- Pronotum uniformly dark colored
- Tip of scutellum long, narrow
- Wings uniformly dark colored
- Legs long, slender
![Triatoma recurva map](/chagas/media/images/Triatomarecurva.jpg)
Key Characteristics
- Pale margin around outer edge of abdomen, abdomen flattened longitudinally underneath
- 1st antennal segment reaches or surpasses tip of head
- Mouthparts with long hairs at tip
- Overall color light reddish brown to dark brown
- Pronotum dark with light areas on sides
![Triatoma rubida](/chagas/media/images/Trubidasize.jpg)
![Triatoma rubida thorax](/chagas/media/images/Trubidathorax2.jpg)
![Triatoma rubida head](/chagas/media/images/Trubidahead.jpg)
![Triatoma rubida map](/chagas/media/images/Triatomarubidamap.jpg)
Key Characteristics
- Orange-red margin on outer edge of abdomen, extending horizontally between segments
- 1st antennal segment surpasses tip of head
- Short hairs on mouthparts becoming progressively longer towards tip
- Scutellum broad, triangular to tip
- Orange-red margin on sides of pronotum
- Abdomen flattened longitudinally underneath
![Triatoma rubrofasciata size](/chagas/media/images/Trubrofasciatasize.jpg)
![Triatoma rubrofasciata head](/chagas/media/images/Trubrofasciatahead_1.jpg)
![Triatoma rubrofasciata thorax](/chagas/media/images/Trubrofasciatathorax2.jpg)
![Triatoma rubrofasciata map](/chagas/media/images/Triatomarubrofasciatamap.jpg)
Key Characteristics
- Orange-red to yellowish horizontal markings covering ≥¼ of abdominal segment
- Mouthparts relatively hairless
- Pronotum black with orange-red to yellowish side and top margins
- Tip of scutellum long, narrow
- Distinctive orange-red to yellowish markings on wings
![Triatoma sanguisuga](/chagas/media/images/Tsanguisugasize.jpg)
![Triatoma sanguisuga](/chagas/media/images/Tsanguisugahead.jpg)
![Triatoma sanguisuga map](/chagas/media/images/Triatomasanguisugamap.jpg)