Amblyseius andersoni
Adults are about 0.5 mm in size. Predatory mites are usually found on the lower surface of the leaves, often in the corner of the main vein and lateral veins [...] often in the axil of veins. They are oval, white and are approximately 0.14 mm in diameter. The larvae have six legs, are the same colour as the eggs, [...] congregate in the axils of leaf veins to rest. Their colour can vary according to the prey eaten, and varies from almost lucent whitish to opaque white