Schistocerca solitaria, Lidziya
There are at least more than 4 subspecies of Schistocerca solitaria in Swaziland. This subspecies is commonly found in lush areas where it camouflages with the grass. Generally green in color with lateral black stripes on the fore wings and the under wing is bright yellowish green.
The locust’s season commences around September- October, following the first rains, and runs through March- April. Female adults are 36-48mm. Schistocerca solitaria are predominantly grass feeders.
African migratory locust, Locusta migratoria migratoriodes (Liboni)
There are about 8 subspecies of Locusta migratoria in different parts of the world. This subspecies occurs only in Africa south of the Sahara.
The most important distinguishing characters of the African migratory locust are the yellowish color of the under wing and the hairy ventral surface of the thorax. The general color is yellowish green to light brown with mottled areas on the pronotum and tegmina. Females are 36-54mm and the malesare3s-44mm.Adult swarms roost within un-harvested maize
For The Swaziland Post Office website go to http://www.sptc.co.sz/Postal/products/stampbureau.php