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#2530 · 🦋 butterflies & moths

Rosy-striped Knot-horn

🇳🇱 Prachtmot ·Oncocera semirubella

🦋 Butterflies & moths 📍 in the Netherlands
Rosy-striped Knot-horn, photo 1 of 10
1/10 © Michał Brzeziński · CC BY-NC 4.0

what is it?

Oncocera semirubella is a small moth of the family Pyralidae. It is found in Europe, including the British Isles.

base stats

  • NL sightings 181iNaturalist, research grade
  • worldwide 12,415iNaturalist observations

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 181 times in the Netherlands on iNaturalist.
  • 12,415 observations worldwide on iNaturalist.
  • Scientifically named by Giovanni Antonio Scopoli in 1763 (263 years ago).

fact sheet

English
Rosy-striped Knot-horn
Nederlands
Prachtmot
scientific name
Oncocera semirubella
class
Insecta
order
Lepidoptera
family
Pyralidae
sightings in NL
181
sightings in Europe
11,313
sightings worldwide
12,415
GBIF records in NL
10,675
weight
—
length
—
lifespan
—
named
1763 by Giovanni Antonio Scopoli

relatives· Pyralidae

Sources: iNaturalist taxon 324401, Wikidata Q148587, GBIF 1875120, Wikipedia (EN), Wikipedia (NL). Intro text from Wikipedia (CC BY-SA 4.0).Updated 2026-10-24.

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