The Natural History of Flies |
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Page 158
Harold Oldroyd. flowers are easily accessible . The Syrphids have reached the same conclusion ! They do , however , develop ... Syrphid adults are an early example of this . There are plump and hairy ones ; plump bare ones , with banded ...
Harold Oldroyd. flowers are easily accessible . The Syrphids have reached the same conclusion ! They do , however , develop ... Syrphid adults are an early example of this . There are plump and hairy ones ; plump bare ones , with banded ...
Page 164
... Syrphid larva is said to work up to a daily consumption of fifty or sixty . Aphid - feeding Syrphid larvae become green as they grow older , with a pale stripe - an attractive pattern , similar to that of some lar- vae of Stratiomyidae ...
... Syrphid larva is said to work up to a daily consumption of fifty or sixty . Aphid - feeding Syrphid larvae become green as they grow older , with a pale stripe - an attractive pattern , similar to that of some lar- vae of Stratiomyidae ...
Page 321
... Syrphid larvae , 159 Sphyracephala brevicornis , 190 sponge - like proboscis of Syrphid , 156 , fig . 27 of Sciomyzid , 170 , fig . 29 spray , larvae living in , 44 , 52 spread of flies over the world , 279 spring emergence from ...
... Syrphid larvae , 159 Sphyracephala brevicornis , 190 sponge - like proboscis of Syrphid , 156 , fig . 27 of Sciomyzid , 170 , fig . 29 spray , larvae living in , 44 , 52 spread of flies over the world , 279 spring emergence from ...
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