Synonymy

• Zygaena (Peristygia) fredi Reiss, 1938 (original combination)
• Zygaena fredi (Hugo Reiss, 1938): stat. rev. Hofmann & Tremewan, 2003: 17
• Zygaena (Mesembrynus) araxis fredi (Reiss, 1938): Naumann & Tremewan, 1984: 170
• Zygaena (Mesembrynus) rubricollis fredi (Reiss, 1938): Hofmann & Tremewan, 1996: 42

Primary references

• Reiss, H. 1938. Die Zygaenen der Umgebung von Chirz (Provinz Fars) in Südiran. Entomologische Rundschau 55: 1–291. Reference page. 

Additional references

• Hofmann, A. & Tremewan, W.G. 1996. A systematic catalogue of the Zygaeninae: Lepidoptera : Zygaenidae. Harley Books, 1996: 1–251. Reference page. 

• Hofmann, A. & Tremewan, W.G. 2003. Contribution to the knowledge of the genus Zygaena Fabricius, 1775, in Iran (Lepidoptera: Zygaenidae): Part VI: Zygaena nocturna, Z. aisha, Z. rubricollis and Z. fredi (addenda based on results of fieldwork in 2001 and 2002). Linneana Belgica 19(1): 9–20. Reference page. 

• Hofmann, A. & Tremewan, W.G. 2010. A revised check-list of the genus Zygaena Fabricius, 1775 (Lepidoptera: Zygaenidae, Zygaeninae), based on the biospecies concept. Entomologist's Gazette 61: 119–131. Full article (PDF) Reference page. 

• Hofmann, A. 2017. Neue Zygaena-Taxa (II)1 aus China, Vorder- und Zentralasien. Entomofauna 38(7): 105–140 Full article (PDF) Reference page. 

• Naumann, C.M. & Tremewan, W.G. 1984. Das Biospecies-Konzept in seiner Anwendung auf die Gattung Zygaena Fabricius, 1775 (Insecta, Lepidoptera, Zygaenidae). Spixiana 7(2): 161–193. full article zobodat (PDF). Reference page.