By HORSFALL WILLIAM R.   MORRIS ARTHUR P.   in Annals of the Entomological Society of America

ISSN:1938-2901|45|3|492-498

Entomological Society of America‎(1952)‎

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By Morris Arthur P.   Hansen Elton J.   in Journal of Economic Entomology

ISSN:1938-291X|59|1|45-50

Entomological Society of America‎(1966)‎

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By HANSENS ELTON J.   MORRIS ARTHUR P.   in Journal of Economic Entomology

ISSN:1938-291X|55|5|702-708

Entomological Society of America‎(1962)‎

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