. 750) Le criquet Pelerin et son cryptogame parasite. 751) Sur un parasite des Sauterelles. 752) Nach Redtenbacher. Wanderheuschrecken. 753) Report of a Trip to Kansas etc. 754\ S. 37- fc) Lawr. Bruner, Investigacion. S. 80—81. (Auch das folgende.)

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Keywords: ., bookcentury1900, bookdecade1900, booksubjectinsects, bookyear1902