Reference

Arnold H. Staniczek, Roman J. Godunko (2012): Revision of fossil Metretopodidae (Insecta: Ephemeroptera) in Baltic amber – Part 1: Type specimens of hitherto described fossil species of Siphloplecton CLEMENS, 1915 and Metretopus EATON, 1901; with description of four new fossil species of Siphloplecton – Palaeodiversity – 5: 57 - 87.