By Usinger Robert L.   in Entomological Society of America. Bulletin

ISSN:0013-8754|8|4|207-208

Entomological Society of America‎(1962)‎

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By Usinger Robert L.   in Entomological Society of America. Bulletin

ISSN:0013-8754|12|3|360-360

Entomological Society of America‎(1966)‎

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By Usinger Robert L.   in Entomological Society of America. Bulletin

ISSN:0013-8754|12|1|1-2

Entomological Society of America‎(1966)‎

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By Usinger Robert L.   in Entomological Society of America. Bulletin

ISSN:0013-8754|12|3|241-313

Entomological Society of America‎(1966)‎

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By Usinger Robert L.   in Entomological Society of America. Bulletin

ISSN:0013-8754|13|1|3-5

Entomological Society of America‎(1967)‎

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By USINGER ROBERT L.   in Annals of the Entomological Society of America

ISSN:1938-2901|34|1|5-16

Entomological Society of America‎(1941)‎

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By USINGER ROBERT L.   in Annals of the Entomological Society of America

ISSN:1938-2901|38|3|321-342

Entomological Society of America‎(1945)‎

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By USINGER ROBERT L.   in Annals of the Entomological Society of America

ISSN:1938-2901|53|3|442-442

Entomological Society of America‎(1960)‎

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By USINGER ROBERT L.   in Journal of Economic Entomology

ISSN:1938-291X|38|5|585-591

Entomological Society of America‎(1945)‎

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By USINGER ROBERT L.   in Annals of the Entomological Society of America

ISSN:1938-2901|39|2|170-170

Entomological Society of America‎(1946)‎

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