👉 Gnathotrichina is a genus of nematodes in the family Hemiptera, which includes insects such as mosquitoes and ladybugs. These nematodes are important for controlling the spread of diseases like malaria in humans and other animals through their bite. Nematodes are small, round, segmented organisms with a long, slender body that can grow up to 10 centimeters (3.9 inches) in length. They have two pairs of legs, one on each side