Contributions to the Biology of the Danish Culicid
Contributions to the Biology of the Danish Culicid
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In our eReader you can find the full English version of the book. Read Contributions to the Biology of the Danish Culicid Online - link to read the book on full screen. Our eReader also allows you to upload and read Pdf, Txt, ePub and fb2 books. In the Mini eReder on the page below you can quickly view all pages of the book - Read Book Contributions to the Biology of the Danish Culicid
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To quickly assess the difficulty of the text, read a short excerpt:
222) has corroborated an idea which I have had but which I was unable to verify. ROUBAUD has pointed out that the specimens of A. Maculipennis from more northern latitudes are of greater size than those in more southern countries. It seems therefore, that the secondary adaptation of the species to animals in countries where domestic cattle are abundant, has produced a particular race of mosquitoes, which is distinguished not only by its tastes and affinities but also by its greater size.
Most p...robably ROUBAUD'S indication is really quite right. In this connection I take the liberty to call attention to the following fact. If we nowadays from our country compare long series of A. Maculipennis with those of A. Bifurcatus there is no doubt that the first named species is longer and larger than A. Bifurcatus. This is also indicated by THEOBALD. According to him A. Maculipennis measures 6 to 7. 5 mm. A. Bifurcatus 5 to 5 1 /* mm, with proboscis 8 S l /s mm. If we however take the old descriptions by ZETTERSTEDT and MEIGEN we shall find that the contrary is the case; here A.
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You can find similar books in the "Read Also" column, or choose other free books by C Carl Wesenberg Lund to read onlineMoreLess
To quickly assess the difficulty of the text, read a short excerpt:
222) has corroborated an idea which I have had but which I was unable to verify. ROUBAUD has pointed out that the specimens of A. Maculipennis from more northern latitudes are of greater size than those in more southern countries. It seems therefore, that the secondary adaptation of the species to animals in countries where domestic cattle are abundant, has produced a particular race of mosquitoes, which is distinguished not only by its tastes and affinities but also by its greater size.
Most p...robably ROUBAUD'S indication is really quite right. In this connection I take the liberty to call attention to the following fact. If we nowadays from our country compare long series of A. Maculipennis with those of A. Bifurcatus there is no doubt that the first named species is longer and larger than A. Bifurcatus. This is also indicated by THEOBALD. According to him A. Maculipennis measures 6 to 7. 5 mm. A. Bifurcatus 5 to 5 1 /* mm, with proboscis 8 S l /s mm. If we however take the old descriptions by ZETTERSTEDT and MEIGEN we shall find that the contrary is the case; here A.
What to read after Contributions to the Biology of the Danish Culicid?
You can find similar books in the "Read Also" column, or choose other free books by C Carl Wesenberg Lund to read onlineMoreLess
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