Canadian Forest Service Publications
A new genus and three new species of aphids (Homoptera : Aphididae) from North-West India. 1976. Quednau, F.W.; Chakrabarti, S. The Canadian Entomologist 108: 461-468.
Issued by: Laurentian Forestry Centre
Catalog ID: 15850
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Periphyllus pusillus n. sp. from Acer villosum Wall., Serratocallis takahashii n. gen., n. sp. from Quercus sp., and Myzocallis (Hoplocallis) microsetosus n. sp. from Quercus incana Roxb., collected in the Western Himalayas, are described. The taxonomic position of the aphids is discussed.