Exosoma lusitanicum
In 3 days ~20% in a week ~40%
Exosoma lusitanicum, the daffodil leaf beetle, is a species of skeletonizing leaf beetles belonging to the family Chrysomelidae, subfamily Galerucinae. Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Picos de Europa National Park | 🇪🇸 Spain | |
| 2 | Cévennes National Park | 🇫🇷 France | |
| 3 | Sierra Nevada National Park | 🇪🇸 Spain | |
| 4 | Aigüestortes National Park | 🇪🇸 Spain | |
| 5 | Monfragüe National Park | 🇪🇸 Spain | |
| 6 | Sierra de Guadarrama National Park | 🇪🇸 Spain | |
| 7 | Pyrénées National Park | 🇫🇷 France | |
| 8 | Mercantour National Park | 🇫🇷 France | |
| 9 | Ecrins National Park | 🇫🇷 France |
With luck
About 10% of wildlife watchers report a Daffodil Leaf-Beetle sighting in Ecrins National Park on a given day, based on 6 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 187th most-seen of the 251 insects we can rate there. Over three days the chance rises to about 20%, and over a week to about 40%, if each day is a fresh chance.
June
In that month about 20% of wildlife watchers report a Daffodil Leaf-Beetle in Ecrins National Park on a given day, against under 5% in August to April, the lowest months.
Between 10 am and 1 pm
Across all the parks we cover, that three-hour window holds the most Daffodil Leaf-Beetle sightings with a recorded time, and about 9 in 10 of them come between 6 am and 6 pm: it is a daytime animal.
9th of 9
Of the 9 parks where we can rate Daffodil Leaf-Beetle sightings, Ecrins National Park ranks 9th at about 10%. The best odds are in Picos de Europa National Park (Spain, about 30%), Cévennes National Park (France, about 20%) and Sierra Nevada National Park (Spain, about 20%).
Same family: Chrysomelidae
The closest relatives of the Daffodil Leaf-Beetle that you can see in Ecrins National Park (family Chrysomelidae, Leaf Beetles) are Sermylassa halensis (about 10%) and Lily Leaf Beetle (about 10%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Daffodil Leaf-Beetle is recorded against all the insects logged in Ecrins National Park (6 verified sightings from 2019 to 2026), calibrated against known sighting rates. Figures are rounded to the nearest 10% because citizen-science data supports honest approximations, not decimals, and months with records from fewer than five people show "—". How it works.
