The early life history stages of flying fishes <Emphasis Type="Italic">Cypselurus simus</Emphasis> and <Emphasis Type="Italic">C. callopterus</Emphasis> (beloniformes,exocoetidae)

Larval and juvenile developmental stages of two species of flying fishes from the subgenus Poecilocypselurus: Cypselurus simus and C. callopterus are for the first time described in the work. A comparison with C. poecilopterus and other representatives of the subgenus using data published in the literature is done. Published in Russian in Voprosy Ikhtiologii, 2008, Vol. 48, No. 3, pp. 404–414. The text was submitted by the authors in English.