Scarce large blue butterfly (Phengaris teleius, Czech: modrásek očkovaný, Oculated Blue Butterfly), Carte Maximum with stamps from the Nature Protection (Endangered Butterflies- World Wildlife Fund) series, Czech Post, 2002. Stamps, block sheets and cards designed by Libuše a Jaromír Knotkovi, engraved by Martin Srb. NML Medical Museum, 144/2021