Common milkweed bug
Arocatus rusticus (Stål, 1867)
Status not recordedinsects
The common milkweed bug (Arocatus rusticus) is a species in the family Lygaeidae, order Hemiptera.
No freely licensed photo yet
Quick facts about the common milkweed bug
- Weight
- Not recorded
- Length
- Not recorded
- Lifespan
- Not recorded
- Main food
- Not recorded
- Habitat
- Not recorded
- Young per litter or clutch
- Not recorded
- Conservation status
- Not recorded
- Countries on record
- Not recorded
Where does the common milkweed bug live?
Not recorded
Is the common milkweed bug endangered?
No conservation assessment is recorded for this species in our sources. That is not the same as being safe: it has not been matched to an assessment.
How is the common milkweed bug classified?
- kingdomAnimalia
- phylumArthropoda
- classInsecta
- orderHemiptera
- familyLygaeidae
- genusArocatus
- SpeciesArocatus rusticus (Stål, 1867)
Synonyms Arocatus caligatus, Arocatus ruficollis, Lygaeus ruficollis, Lygaeus singularis, Lygaeus subjectus, Tetralaccus rusticus
Other names and names in other languages (2)
- Common small milkweed bugEnglish
- Swan plant seed bugEnglish
Relatives of the common milkweed bug
Other species in the same genus Arocatus.
CompareCommon milkweed bug vs Elm seed bugCommon milkweed bug vs Plane tree bugCommon milkweed bug vs Arocatus aenescensCommon milkweed bug vs Arocatus chiasmus
Common questions
Answered only where our data holds the answer.
What kind of animal is the common milkweed bug?
The common milkweed bug (Arocatus rusticus) belongs to the family Lygaeidae in the order Hemiptera.
Sources and how to cite this page
Data as of 2026-11-11. How this page is put together.
- An amniote life-history database to perform comparative analyses with birds, mammals, and reptiles · CC0 1.0 · E096-269
Myhrvold, N.P., Baldridge, E., Chan, B., Sivam, D., Freeman, D.L. & Ernest, S.K.M. (2015) An amniote life-history database to perform comparative analyses with birds, mammals, and reptiles. Ecology 96: 3109. https://doi.org/10.1890/15-0846R.1. Data: https://doi.org/10.6084/m9.figshare.3563457.v1 - AmphiBIO, a global database for amphibian ecological traits · CC BY 4.0 · v1
Oliveira, B.F., São-Pedro, V.A., Santos-Barrera, G., Penone, C. & Costa, G.C. (2017) AmphiBIO, a global database for amphibian ecological traits. Scientific Data 4: 170123. https://doi.org/10.1038/sdata.2017.123. Data: https://doi.org/10.6084/m9.figshare.4644424.v5 - AVONET: morphological, ecological and geographical data for all birds · CC BY 4.0 · v7
Tobias, J.A. et al. (2022) AVONET: morphological, ecological and geographical data for all birds. Ecology Letters 25: 581–597. https://doi.org/10.1111/ele.13898. Data: https://doi.org/10.6084/m9.figshare.16586228.v7 - Catalogue of Life eXtended Release · CC BY 4.0 · 2026-10-16 XR
Catalogue of Life (2026). Catalogue of Life eXtended Release, version 2026-10-16 XR. Catalogue of Life Foundation, Amsterdam, Netherlands. https://doi.org/10.48580/dgzlf - Wikimedia Commons · per file (CC0 / public domain / CC BY green, CC BY-SA amber, anything else not displayed) · 2026-11-11
Wikimedia Commons contributors. Wikimedia Commons. https://commons.wikimedia.org (each file credited to its author under its own licence). - EltonTraits 1.0: species-level foraging attributes of the world's birds and mammals · CC0 1.0 · 1.0
Wilman, H., Belmaker, J., Simpson, J., de la Rosa, C., Rivadeneira, M.M. & Jetz, W. (2014) EltonTraits 1.0: Species-level foraging attributes of the world's birds and mammals. Ecology 95: 2027. https://doi.org/10.1890/13-1917.1. Data: https://doi.org/10.6084/m9.figshare.3559887.v1 - Wikidata · CC0 1.0 · 2026-11-11
Wikidata contributors. Wikidata. https://www.wikidata.org (data retrieved via the Wikidata Query Service). - Wikipedia (English) · CC BY-SA 4.0 · 2026-11-11
Wikipedia contributors. Wikipedia, The Free Encyclopedia. https://en.wikipedia.org (text under CC BY-SA 4.0; each block names its article and revision).
Embed a card for this animal on your own site
Copy this code. The card shows the photo with its credit, key facts and a link back to this page.
CreatureData. (2026). Common milkweed bug (Arocatus rusticus). Retrieved from https://creaturedata.com/animals/common-milkweed-bug
“Common milkweed bug (Arocatus rusticus).” CreatureData, 2026, https://creaturedata.com/animals/common-milkweed-bug.
@misc{common_milkweed_bug_2026,
title = {Common milkweed bug (Arocatus rusticus)},
author = {{CreatureData}},
year = {2026},
url = {https://creaturedata.com/animals/common-milkweed-bug},
note = {Data as of 2026-11-11}
}