Dimera sulphur
Dorsal surface (left) and ventral surface (right) of adult male
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Lepidoptera
Family:	Pieridae
Genus:	Colias
Species:	C. dimera
Binomial name
Colias dimera Doubleday, 1847[1]
Synonyms
C. erythrogrammus Kollar, 1850 C. erythrogramma Kollar, 1850 C. dimera ab. semperi Strecker, 1873 C. dimera ab. meridensis Neuburger, 1905 C. dimera mariae Apolinar, 1914 C. dimera var. fassli Apolinar, 1914 C. tolima Fassl, 1915 C. dimera f. andromorpha Fernández, 1928 C. dimera f. superba Berger, 1937 C. dimera f. alba Berger, 1937 C. minuscula f. peruviensis Dufrane, 1947

Colias dimera, the Dimera sulphur, is a butterfly in the family Pieridae. It is found in the Tropical Andes subregion of the Neotropical realm (Venezuela, Colombia, Peru, and Ecuador).^[1] The species was first discovered in Colombia. It is the most abundant butterfly in the interior of Ecuador.

The wingspan is 35–40 mm (1.4–1.6 in). There are two female forms: one is similar to the males, while the other is yellowish/greenish white.^[2]