Gerarus
Gerarus is an extinct genus of Archaeorthopteran insect, and is one of the most abundant genera of Carboniferous insects. They had a wingspan of up to, and an inflated thorax armed with sharp spines up to long.
Gerarus is an extinct genus of Archaeorthopteran insect, and is one of the most abundant genera of Carboniferous insects. They had a wingspan of up to, and an inflated thorax armed with sharp spines up to long.