Southern European marshland pyralid

the stem or stalk close to the ground. The pinkish red eggs are about 0.5 mm in diameter and become steadily darker. Just before hatching, which occurs [...] larva is visible within the egg. The full-grown caterpillars are 20 to 30 mm long and have a creamy white colour. Along the dorsal surface of the body [...] becoming darker as the adult gets closer to emergence, and measures 9 to 12 mm.

Yellow rose aphid

black dorsal markings. The size of wingless adults is 1.2-2.5 mm, winged specimens are 1.4-2.2. mm

Tetrapar

Males measure between 0.4 and 0.6 mm in lenght, with elongated antennae with long, sparse hairs. Famales are 0.5-2.0mm long, with club-shaped antennae with

Glasshouse potato aphid

of the greenhouse potato aphid is rather squat, of medium size (1.8 - 3.0 mm long) and oval in shape. It has a light yellow-green to brown-green colour [...] transverse bands. The body shape is similar to wingless females, but is 2.0-3.0 mm long. The glasshouse potato aphid manifests both anholocyclic (no eggs are

Cotton aphid

1.8 mm long) are usually dark green to black, while aphids produced in overcrowded colonies at a high temperature can be much smaller (from 0.9 mm), and

Lesser Mealworm

manure, litter, and under feed and water lines. The eggs are oblong, about 1.5 mm (0.06 inches) in length and creamy white at first but darken over time. Larvae [...] shiny, ­black beetles with a slightly-flattened oval shape. They are about 6 mm (0.25 inches) long and they have parallel rows of tiny depressions running

Encarsia formosa

offers the best chance of successful development. The egg is 0.08 mm long and 0.03 mm wide. About halfway through the parasitoid’s development, the host [...] frees itself from its case. The female parasitic wasp is approximately 0.6 mm long, with a head that is dark brown to black in colour, a dark brown to black

Cannabis aphid

appearance of the Cannabis aphid Adult cannabis aphids are between 1.8–2.7 mm long. They are normally wingless but a winged form appears in late summer [...] forms have a dark head and thorax. Cannabis aphids have long antennae (1.1–2.2 mm) and between these are two short knobs (antennal tubercles). Their cornicles

Cabbage leafroller

die. Life cycle and appearance of Cabbage leafroller An adult female is 12 mm long and is ochre-yellow with darker markings. The male is slightly smaller [...] lateral stripes. The caterpillars are relatively thin and measure up to 25 mm in length. They are slightly hairy and have four pairs of prolegs. They either

Soybean

centimetres long (1-3 inch) and contains two or four seeds that measure 5-11 mm in diameter. Soybean seeds vary greatly in size and the hull can be black