Cerura is a genus of noctuid moths within the family Notodontidae. These moths are commonly known as the prominents due to their distinctive appearance, featuring a prominent hump on their thorax. The genus Cerura comprises several species found across various regions of the world, including Europe, Asia, and North America.
Adult Cerura moths typically have a wingspan measuring between 45 and 80 millimeters, with females generally being larger than males. They exhibit a variety of color patterns, often exhibiting vibrant combinations of brown, gray, and white. The forewings are usually broader and more triangular in shape, while the hindwings are narrower and more elongated.
The larvae, or caterpillars, of Cerura species are known for their characteristic appearance as well. They possess prominent, fleshy protuberances known as “horns” on their thorax, giving them a unique and striking appearance. These caterpillars are often found on trees, feeding on leaves and various plant parts.
Cerura moths are predominantly active during the night and are attracted to artificial lights, making them occasionally visible around streetlights and porch lights. They are not considered serious pests and usually have no significant economic impact. Some species of Cerura, however, are known to defoliate trees if their populations become too large.
Overall, Cerura is a genus of moths known for their distinctive appearance and nocturnal habits. They contribute to the biodiversity of various habitats and play a role in the ecological balance of their respective ecosystems.
