The Natural History of Flies |
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Page 6
... Nematocera , com- prises the crane - flies and the various families of midges and gnats . The second line leads on to the house - fly and bluebottle , and has no convenient collective term . I shall call them the ' flies proper ...
... Nematocera , com- prises the crane - flies and the various families of midges and gnats . The second line leads on to the house - fly and bluebottle , and has no convenient collective term . I shall call them the ' flies proper ...
Page 8
... Nematocera . About two - thirds of all known flies , somewhere between 40,000 and 60,000 species throughout the world , belong to this branch , so obviously it is desirable to subdivide it again . Fortu- nately a natural division occurs ...
... Nematocera . About two - thirds of all known flies , somewhere between 40,000 and 60,000 species throughout the world , belong to this branch , so obviously it is desirable to subdivide it again . Fortu- nately a natural division occurs ...
Page 275
... Nematocera all employ the same equipment for piercing the skin of their victims , and that it is unreasonable to imagine that this arose more than once in evolution . Hence he considers that all families of Nematocera that have blood ...
... Nematocera all employ the same equipment for piercing the skin of their victims , and that it is unreasonable to imagine that this arose more than once in evolution . Hence he considers that all families of Nematocera that have blood ...
Contents
THE PATTERN OF FLIES 3 | 3 |
THE LIFEHISTORY OF FLIES | 12 |
Part | 27 |
Copyright | |
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Common terms and phrases
abdomen able actively adapted adult adult flies African already animals appearance aquatic areas attack attracted become birds biting blood body breed called carnivorous carried cause Chapter close common countries crane-flies developed difficult disease effect eggs emerge evolution evolved example eyes fact feeding female Figure flies flight flowers genera genus give gnats habit habitats head horse-flies host human insects interesting known larvae later leaves legs less live look males mass materials mating mentioned midges mosquitoes move natural nearly nests occur organic parasites particularly perhaps plants present prey primitive probably proboscis pupae recent rest robber-flies round seems seen similar skin soil sometimes species spiracles stage structure suck suggests surface swarms tion tissues tropical true usually vegetation wings