Results 241 to 250 of about 37,405 (281)

Aphids (Hemiptera: Aphididae)

1994
chap.
Leclant, F., Deguine, J.P.
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Aphididae of Mysore

1928
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
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New California Aphididae

1936
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
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Aphididae Latreille 1802

2017
Family Aphididae Latreille, 1802 A12 (A13 A14) Siphunculi elongate, tubular ................... Elatobium Mordvilko, 1914, Aulacorthum Mordvilko, 1914, Neomyzus van der Goot, 1915 and Aphis Linnaeus ...
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Six species of Aphididae

1919
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
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Notes on Oriental Aphididae

1918
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
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New species of Aphididae

1950
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
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The evolutional significance of the chromosomes of Aphididae

Journal of Morphology, 1931
AbstractAn investigation into the number of chromosomes in thirty‐seven species of Aphidiae belonging to twenty‐seven geaera has shown that there is but one sex chromosome in the male cells of all but one species of Aphididae. That exceptional species is Euceraphis betulae Koch.The number of chromosomes and body characters are so closely correlated ...
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On some Japanese Aphididae (Homoptera)

1965
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
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NOTES ON UTAH LACHNEA (APHIDIDAE)

The Canadian Entomologist, 1930
The hypothetical ancestor of the Aphididae was probably a large generalized form, always winged, both sexes occurring in each generation, and with only a few generations each year. Migration would be lacking, and the development of the aphid ancestor would probably be tied up with one of the primitive types of plants occurring in that early period.
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