#4164 · 🦗 bugs, crickets & other insects
Large Milkweed Bug
Oncopeltus fasciatus
9 photos from iNaturalist (Creative Commons) · credits & licences
what is it?
Oncopeltus fasciatus , known as the large milkweed bug , is a medium-sized hemipteran (true bug) of the family Lygaeidae. It is distributed throughout North America. It ranges from Central America through Mexico and the Caribbean to southern areas in Canada. Costa Rica represents this insects southern limit. It inhabits disturbed areas, roadsides and open pastures. Due to this widespread geographic distribution this insect exhibits varying life history trade-offs depending on the population location.
base stats
Bars compare against all animals on log scales: up to 300,000 Dutch and 600,000 worldwide sightings (the most-seen species), 150 t (blue whale), 30 m and 400 years (Greenland shark).
fun facts
- No confirmed wild sightings in the Netherlands on iNaturalist: you'd have to travel for this one.
- 96,566 observations worldwide on iNaturalist.
- Scientifically named by William Sweetland Dallas in 1852 (174 years ago).
fact sheet
- English
- Large Milkweed Bug
- scientific name
- Oncopeltus fasciatus
- class
- Insecta
- order
- Hemiptera
- family
- Lygaeidae
- sightings in NL
- 0
- sightings worldwide
- 96,566
- GBIF records in NL
- 1
- weight
- —
- length
- —
- lifespan
- —
- named
- 1852 by William Sweetland Dallas
relatives· Lygaeidae
#3975 📷 8Birch Catkin Bug
🇳🇱 Berkensmalsnuit
Kleidocerys resedae
👀 268 in NL
#4054 📷 10Elm Seed Bug
🇳🇱 Iepenridderwants
Arocatus melanocephalus
👀 60 in NL
#4120 📷 10Rotsridderwants
Spilostethus saxatilis
👀 2 in NL
#4128 📷 7Black-and-Red Bug
🇳🇱 Prachtridderwants
Lygaeus equestris
👀 1 in NL
#4129 📷 8Praalridderwants
Melanocoryphus albomaculatus
👀 1 in NL
#4175 📷 8Small Milkweed Bug
Lygaeus kalmii
🌍 42.9k seen
#4134 📷 8Indian Milkweed Bug
🇳🇱 Pandoerridderwants
Spilostethus pandurus
🌍 16k seen
Sources: iNaturalist taxon 55556, Wikidata Q5140654, GBIF 2007764, Wikipedia (EN). Intro text from Wikipedia (CC BY-SA 4.0).Updated 2026-10-24.
