A Megasecopteron From Upper Carboniferous Strata in Spain
In 1962 Professor F.Stockmans, of the Institut Royal des Sciences Naturelles de Belgique, kindly sent me for study two insects from Upper Carboniferous deposits in Northern Spain.One of these (no.94.837), from the Mine de Poleiro, is part of a cockroach tegmen, which cannot be placed with certainty bekindtopets.com even to family level.The other sp