The Natural History of Flies |
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Page 62
... body . The rest of the body is generally smooth and cylindrical , except for a two - fold proleg ( false leg , or pseudopod ) on the pro- thorax , and a cluster of appendages at the rear of the body : paired prolegs , and often two sets ...
... body . The rest of the body is generally smooth and cylindrical , except for a two - fold proleg ( false leg , or pseudopod ) on the pro- thorax , and a cluster of appendages at the rear of the body : paired prolegs , and often two sets ...
Page 92
... body surface . The anal gills that are a prominent feature of both anopheline and culicine larvae have been shown to be used mainly to regulate the salt - content of the body , and conse- quently to adjust the osmotic pressure between ...
... body surface . The anal gills that are a prominent feature of both anopheline and culicine larvae have been shown to be used mainly to regulate the salt - content of the body , and conse- quently to adjust the osmotic pressure between ...
Page 138
... body of a spider they grip by the head , and often stick out at right angles from the body , like bristles . The spider may kill some of them but others penetrate to the interior of the spider and devour it slowly . It is said that the ...
... body of a spider they grip by the head , and often stick out at right angles from the body , like bristles . The spider may kill some of them but others penetrate to the interior of the spider and devour it slowly . It is said that the ...
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