''Mylothris trimenia'', the Trimen's dotted border, is a

butterfly Butterflies are winged insects from the lepidopteran superfamily Papilionoidea, characterized by large, often brightly coloured wings that often fold together when at rest, and a conspicuous, fluttering flight. The oldest butterfly fossi ...

of the family

Pieridae The Pieridae are a large family (biology), family of butterflies with about 76 genera containing about 1,100 species, mostly from Afrotropical realm, tropical Africa and Indomalayan realm, tropical Asia with some varieties in the more northern ...

. It is found in

South Africa South Africa, officially the Republic of South Africa (RSA), is the Southern Africa, southernmost country in Africa. Its Provinces of South Africa, nine provinces are bounded to the south by of coastline that stretches along the Atlantic O ...

, on the wet side of the Winterberg escarpment from the East Cape to the coast. It is also found in KwaZulu-Natal and the Limpopo Province. The

wingspan The wingspan (or just span) of a bird or an airplane is the distance from one wingtip to the opposite wingtip. For example, the Boeing 777–200 has a wingspan of , and a wandering albatross (''Diomedea exulans'') caught in 1965 had a wingsp ...

is . Adults are on wing year-round in warmer areas, with a peak from October to April. In cooler areas it is only on the wing from October to April. The larvae feed on '' Tapinanthus'' - '' T. oleifolius'' and '' T. kraussianus''.

References

Seitz, A. ''Die Gross-Schmetterlinge der Erde'' 13: Die Afrikanischen Tagfalter. Plate XIII 11
Pierini Butterflies described in 1869 Endemic butterflies of South Africa Taxa named by Arthur Gardiner Butler {{Pieridae-stub