Publication
Downer J. A., Svihra P., Molinar R. H., Fraser J. B. & Koehler C. S. 1988 - New psyllid pest of California pepper tree. California Agriculture 42(2): 30-32.
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Calophya schini Tuthill, 1959 |
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Calophya schini Tuthill, 1959 |
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