---
title: "Mariposa átomo"
description: "Hemiargus ceraunus — Insectos y arañas. Hemiargus ceraunus, the Ceraunus blue, is a species of butterfly in the family Lycaenidae."
canonical: https://animalchecklist.com/es/animal/ceraunus-blue
last_updated: 2026-09-20
---

# Mariposa átomo

> Hemiargus ceraunus — Insectos y arañas. Hemiargus ceraunus, the Ceraunus blue, is a species of butterfly in the family Lycaenidae.

- Scientific name: *Hemiargus ceraunus*
- Category: `insects` (Insectos y arañas)
- Habitats: `savanna` (Sabana), `desert` (Desierto)
- iNaturalist observations: 28542
- Wikidata: [Q3130006](https://www.wikidata.org/wiki/Q3130006)
- iNaturalist taxon: [69940](https://www.inaturalist.org/taxa/69940)

## Names

- en: Ceraunus Blue
- es: Mariposa átomo

## Countries with the most observations

US (20099), MX (5830), CR (133), HN (115), CU (109), DO (104), JM (100), BZ (64), GT (34), NI (33), PA (27), SV (21)

## Summary

Hemiargus ceraunus, the Ceraunus blue, is a species of butterfly in the family Lycaenidae. The species was first described by Johan Christian Fabricius in 1793. It is found in the southwestern United States, southern Texas, Florida and the Florida Keys south through the West Indies, Mexico and Central America to South America. Strays may be found in North Carolina, Missouri, Kansas and Nevada. The habitat consists of open woodland, desert scrub, dunes, pastures, road edges and vacant lots.

The wingspan is 20–30 mm. Adults are on wing year round in Texas and southern Florida and in late summer in other parts of the…

Text: Wikipedia (en), CC BY-SA 4.0 — https://en.wikipedia.org/wiki/Hemiargus_ceraunus

## Photo

![Mariposa átomo](https://animalchecklist.com/img/animals/ceraunus-blue/medium.jpg)

Photo: Chrissy McClarren and Andy Reago · CC0 · inaturalist — https://www.inaturalist.org/observations/398770997

## Machine access

`GET https://animalchecklist.com/api/v1/animals/ceraunus-blue?lang=es` — see [openapi.json](https://animalchecklist.com/openapi.json).