Rota, Emilia, Flavia de Nicola, and Roberto Bargagli. 2010. “Parergodrilus Heideri Reisinger, 1925 (Annelida: Polychaeta) from a Holm Oak Wood in an Extinct Volcano of Southern Italy”. Zootaxa 2687 (1). Auckland, New Zealand:65–68. https://doi.org/10.11646/zootaxa.2687.1.5.