The number of original herpetological studies in the Volga basin (Bakiev and Fayzulin 2002, Bakiev et al. 2009a, Bakiev et al. 2004, Bakiev et al. 2015, Kirillov et al. 2020).

  
  Part of: Bakiev A, Kirillov A, Kirillova N, Ruchin A, Klenina A, Gorelov R, Kostina N (2020) Reptile occurrences data in the Volga River basin (Russia). Biodiversity Data Journal 8: e58033. https://doi.org/10.3897/BDJ.8.e58033