Drymus (Sylvadrymus) brunneus confinis Reuter, 1893
- Cianferoni, F., A. Carapezza & F. Faraci 2024. The new Checklist of the Italian Fauna: Heteroptera 39 (2) uclo10: 1-25. Biogeographia. [link]
- Lindberg, H. 1948. On the insect fauna of Cyprus. Results of the Expedition of 1939 by Harald, Håkan and P.H. Lindberg, I-II 10(7): 1-175. Commentationes Biologicae.
- Péricart, J. 1997b. Mélanges lygéiens: synonymies et observations diverses (Heteroptera, Lygaeidae) 102: 481-490. Bulletin de la Société Entomologique de France.
- Péricart, J. 2001a. Family Lygaeidae Schilling, 1929 - Seed-bugs. In: Aukema, B. & Chr. Rieger (eds). Catalogue of the Heteroptera of the Palaearctic Region. Volume 4. Pentatomomorpha I: 35-229. The Netherlands Entomological Society, Amsterdam.
- Reuter, O.M. 1893c. Lygaeidae tres palaearcticae 12: 214-216. Revue d'Entomologie.
- Slater, J.A. 1964a. A catalogue of the Lygaeidae of the world. I, II: i-xviii, 1-1668. Waverly Press, Baltimore, Maryland, USA..
- Wagner, E. 1953e. On the insect fauna of Cyprus. Results of the expedition of 1939 by Harald, Håkan and P.H. Lindberg. X. Nachtrag zur Heteropterenfauna von Zypern 13(14): 1-17. Commentationes Biologicae.