Keywords: Pseudoscaphirhynchus fedtschenkoi head.jpg Pseudoscaphirhynchus fedtschenkoi http //www archive org/details/fishesofturkesta00kess Fishes of Turkestan Travels in Turkestan A P Fedtshemko Kessler 1874 Restoration Citron PD-old Pseudoscaphirhynchus fedtschenkoi |