#3278 · 🪲 beetles
monoceros beetle
🇳🇱 Eenhoornige snoerhalskever ·Notoxus monoceros
🪲 Beetles 📍 in the Netherlands
📍 Leidschenveen-Ypenburg, Den Haag, Nederland
📍 Segbroek, Den Haag, Nederland
📍 Gelderland, NL
📍 Wageningen, NL
📍 Noordwijk, Nederland
📍 6525 KE Nijmegen, Netherlands
📍 9742 PZ Groningen, Netherlands
10 photos from iNaturalist (Creative Commons) · credits & licences
- 1. © Ian Boyd · CC BY-NC 4.0
- 2. © Udo Schmidt · CC BY-SA 4.0
- 3. © Udo Schmidt · CC BY-SA 4.0
- 4. Leidschenveen-Ypenburg, Den Haag, Nederland:© Rob Westerduijn · CC BY-NC 4.0
- 5. Segbroek, Den Haag, Nederland:© Rob Westerduijn · CC BY-NC 4.0
- 6. Gelderland, NL:© Thijs Valkenburg · CC BY-NC 4.0
- 7. Wageningen, NL:© invasive_nerd · CC BY-NC 4.0
- 8. Noordwijk, Nederland:© Michel Langeveld · CC BY 4.0
- 9. 6525 KE Nijmegen, Netherlands:© Lars Willighagen · CC BY 4.0
- 10. 9742 PZ Groningen, Netherlands:© Mick Elliot · CC BY-NC 4.0
what is it?
Notoxus monoceros is a black and brown species of beetle that is about 4 millimeters long and resmebles ants. The species markings are variable, it is usually found in sandy places, and it has a forward projection ("horn") on the pronotum.
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
- Spotted 85 times in the Netherlands on iNaturalist.
- 2,216 observations worldwide on iNaturalist.
- Scientifically named in 1760 (266 years ago).
fact sheet
- English
- monoceros beetle
- Nederlands
- Eenhoornige snoerhalskever
- scientific name
- Notoxus monoceros
- class
- Insecta
- order
- Coleoptera
- family
- Anthicidae
- sightings in NL
- 85
- sightings in Europe
- 1,511
- sightings worldwide
- 2,216
- GBIF records in NL
- 6,047
- weight
- —
- length
- —
- lifespan
- —
- named
- 1760
Sources: iNaturalist taxon 131885, Wikidata Q576845, GBIF 4457616, Wikipedia (EN), Wikipedia (NL). Intro text from Wikipedia (CC BY-SA 4.0).Updated 2026-10-24.