#2828 · 🦋 butterflies & moths
Brown Silver-line
🇳🇱 Varenspanner ·Petrophora chlorosata
10 photos from iNaturalist (Creative Commons) · credits & licences
- 1. © Baranyi Tamás · CC BY-NC-ND 4.0
- 2. © Andrey Ponomarev · CC BY-NC 4.0
- 3. © Suso Tizón · CC BY-NC-SA 4.0
- 4. © Paolo Mazzei · CC BY-NC 4.0
- 5. © lastovka · CC BY-NC 4.0
- 6. © Zdeňka Nováková · CC BY-NC 4.0
- 7. © Baranyi Tamás · CC BY-NC-ND 4.0
- 8. © Tony Morris · CC BY-NC 4.0
- 9. © ALLEMAND Guillaume · CC BY-NC 4.0
- 10. © Andrey Ponomarev · CC BY-NC 4.0
what is it?
The Brown Silver-line (Petrophora chlorosata) is a moth of the family Geometridae. It is found in Eurasia extending from Ireland and Britain to Asia Minor, North Iran, the Altai mountains, Amdo, South East Siberia, and Japan.
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 37 times in the Netherlands on iNaturalist.
- 6,018 observations worldwide on iNaturalist.
- Scientifically named by Giovanni Antonio Scopoli in 1763 (263 years ago).
fact sheet
- English
- Brown Silver-line
- Nederlands
- Varenspanner
- scientific name
- Petrophora chlorosata
- class
- Insecta
- order
- Lepidoptera
- family
- Geometridae
- sightings in NL
- 37
- sightings in Europe
- 5,280
- sightings worldwide
- 6,018
- GBIF records in NL
- 5,059
- weight
- —
- length
- —
- lifespan
- —
- named
- 1763 by Giovanni Antonio Scopoli
relatives· Geometridae
#2406 📷 8Riband Wave
🇳🇱 Grijze stipspanner
Idaea aversata
👀 977 in NL
#2408 📷 7Yellow Shell Moth
🇳🇱 Gestreepte Goudspanner
Camptogramma bilineata
👀 893 in NL
#2409 📷 10Small Dusty Wave
🇳🇱 Paardenbloemspanner
Idaea seriata
👀 889 in NL
#2412 📷 10Willow Beauty
🇳🇱 Schaduwspikkelspanner
Peribatodes rhomboidaria
👀 725 in NL
#2418 📷 10Double-striped Pug
🇳🇱 Zwartkamdwergspanner
Gymnoscelis rufifasciata
👀 668 in NL
#2435 📷 8Single-dotted Wave
🇳🇱 Vlekstipspanner
Idaea dimidiata
👀 509 in NL
#2438 📷 10Small Engrailed
🇳🇱 Gewone spikkelspanner
Ectropis crepuscularia
👀 486 in NL
#2444 📷 10Brimstone Moth
🇳🇱 Hagedoornvlinder
Opisthograptis luteolata
👀 435 in NL
Sources: iNaturalist taxon 320699, Wikidata Q1800325, GBIF 1973467, Wikipedia (EN), Wikipedia (NL). Intro text from Wikipedia (CC BY-SA 4.0).Updated 2026-10-24.