Lepidoptera : Chesshuekryle - Kuznetsov, N. Ya; Mercado, A.; Golek, B. (Jerusalem : Published for the Smithsonian Institution and the National Science Foundation, Washington D.C. by the Israel Program for Scientific Translations)
Cover title: Sea-urchins (Echinoidea)
Keywords: Sea urchins; Sea urchins -- Soviet Union; Echinodermata -- Soviet Union