Rhetus periander
In 3 days ~30% in a week ~60%
Rhetus periander, the Periander metalmark or variable beautymark, is a butterfly of the family Riodinidae. It is found in most of Central and South America, ranging from Mexico to Brazil and Argentina. Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Iguazú National Park | 🇦🇷 Argentina | |
| 2 | Iguaçu National Park | 🇧🇷 Brazil | |
| 3 | Manu National Park | 🇵🇪 Peru | |
| 4 | Serra dos Órgãos National Park | 🇧🇷 Brazil | |
| 5 | Tambopata National Reserve | 🇵🇪 Peru | |
| 6 | Lago de Yojoa | 🇭🇳 Honduras | |
| 7 | Cuyabeno Wildlife Reserve | 🇪🇨 Ecuador | |
| 8 | Yasuní National Park | 🇪🇨 Ecuador | |
| 9 | Soberanía National Park | 🇵🇦 Panama |
With luck
About 10% of wildlife watchers report a Periander Metalmark sighting in Yasuní National Park on a given day, based on 14 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 48th most-seen of the 203 insects we can rate there. Over three days the chance rises to about 30%, and over a week to about 60%, if each day is a fresh chance.
February, July, October and December
In those months about 20% of wildlife watchers report a Periander Metalmark in Yasuní National Park on a given day, against under 5% in March–April and August–September, the lowest months.
Between 11 am and 2 pm
Across all the parks we cover, that three-hour window holds the most Periander Metalmark sightings with a recorded time, and about 9 in 10 of them come between 6 am and 6 pm: it is a daytime animal.
8th of 9
Of the 9 parks where we can rate Periander Metalmark sightings, Yasuní National Park ranks 8th at about 10%. The best odds are in Iguazú National Park (Argentina, about 30%), Iguaçu National Park (Brazil, about 20%) and Manu National Park (Peru, about 20%).
Same family: Riodinidae
The closest relatives of the Periander Metalmark that you can see in Yasuní National Park (family Riodinidae, Metalmark Butterflies) are Lysippus Metalmark (about 20%), Red-Barred Amarynthis (about 10%) and Spangled Cupid (about 10%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Periander Metalmark is recorded against all the insects logged in Yasuní National Park (14 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.
