👉 Myriostephids are a class of aquatic insects that belong to the family Anabaenaidae, which includes several species commonly found in freshwater habitats such as ponds and streams. They have an elongated body shape with four sets of legs (myriodes) and two pairs of wings (stereochordata). Myriostephids are known for their remarkable ability to swim efficiently, often reaching speeds of up to 10 meters per second in water.