Cerylon castaneum

Cerylon castaneum (Say, 1826) Collection information. USA: Georgia: Clarke Co.: four individuals from three sites. Caught in flight trap from 9 March – 19 May 2020. Distribution. Eastern North America, transcontinental in the north. Saproxylic habits. Feed on spores and hyphae of fungi growing on and under the bark of dead trees (Lawrence and Stephan 1975); emerged from hardwood logs (Ferro et al. 2012 a), and adults occur under bark after four to six years of decomposition (in hickory, Blackman and Stage 1924). Conservation. Significantly higher abundance in primary (= old-growth) than secondary (= second-growth) forests in the southern Appalachian Mountains (Ferro et al. 2012 a).