Rossaro, Bruno, and Carlotta Casalegno. 2001. “Description of the Pupal Exuviae of Some Species Belonging to Orthocladius S. Str. Van Der Wulp, 1874 (Diptera: Chironomidae: Orthocladiinae), With a New Key to Species of West Palaearctic Region”. Zootaxa 7 (1). Auckland, New Zealand:1–20. https://doi.org/10.11646/zootaxa.7.1.1.