The Natural History of Flies |
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Page 24
... pupate , but this seems to be a pro- tective device specially evolved in that family , and not related to the puparium of Cyclorrhapha . Whether the pupal stage is passed in water or in a dry medium , the adult flies almost always ...
... pupate , but this seems to be a pro- tective device specially evolved in that family , and not related to the puparium of Cyclorrhapha . Whether the pupal stage is passed in water or in a dry medium , the adult flies almost always ...
Page 49
Harold Oldroyd. appears in larva when they are about to pupate , which confirms Pitcher's view of the time when this ... pupal paedogenesis in flies . Certain Chironomid midges in which this is said to occur are only apparently ...
Harold Oldroyd. appears in larva when they are about to pupate , which confirms Pitcher's view of the time when this ... pupal paedogenesis in flies . Certain Chironomid midges in which this is said to occur are only apparently ...
Page 215
... pupate . In warehouses , shops , and factories there are always a few dead rats , mice , or birds upon which a batch of larvae may develop , and when they are ready to pupate they will crawl quite long distances along the floor , to ...
... pupate . In warehouses , shops , and factories there are always a few dead rats , mice , or birds upon which a batch of larvae may develop , and when they are ready to pupate they will crawl quite long distances along the floor , to ...
Contents
THE PATTERN OF FLIES 3 | 3 |
THE LIFEHISTORY OF FLIES | 12 |
Part | 27 |
Copyright | |
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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