1.
Monograph of the North American Proctotrypide
by Ashmead, William Harris
ISBN: 9781178709735
List Price: $37.75
2.
Classification of the Pointed-Tailed Wasps : Or the Superfamily Proctotrypoidea
by Ashmead, William Harris
ISBN: 9781175428592
List Price: $14.75
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Orange Insects : A Treatise on the Injurious and Beneficial Insects Found on the Orange Tree...
by Ashmead, William Harris
ISBN: 9781173339791
List Price: $19.75
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Classification of the Horntails and Sawflies, or the Sub-Order Phytophaga
by William H. (William Harris)...
ISBN: 9781278807287
List Price: $17.75
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I on the Entomology of the Illinois River and Adjacent Waters
by Hart, Charles Arthur, Willi...
ISBN: 9781279283196
List Price: $22.75
8.
Descriptions of New Cynipidous Galls and Gall-Wasps in the United States National Museum
by Ashmead, William Harris
ISBN: 9781279689011
List Price: $15.75
9.
Monograph of the North American Proctotrypide
by Ashmead, William Harris
ISBN: 9780217152785
List Price: $28.43
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Additions to the Recorded Hymenopterous Fauna of the Philippine Islands, with Descriptions o...
by Ashmead, William Harris
ISBN: 9781179445342
List Price: $14.75
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Report on the Parasitic Hymenoptera of the Island of Grenad
by Ashmead, William Harris
ISBN: 9781130390520
List Price: $14.14
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On the Genera of the Chalcid-Flies Belonging to the Sub-Family Encyrtinae
by Ashmead, William Harris
ISBN: 9781130551518
List Price: $14.14
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On the Hymenoptera of Colorado : Descriptions of New Species, Notes, and A List of the Speci...
by Ashmead, William Harris
ISBN: 9781168702944
List Price: $25.56
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Orange Insects; A Treatise on the Injurious and Beneficial Insects Found on the Orange Trees...
by William Harris Ashmead
ISBN: 9781235786556
List Price: $14.14
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On the Hymenoptera of Colorado : Descriptions of New Species, Notes, and A List of the Speci...
by Ashmead, William Harris
ISBN: 9781166919603
List Price: $13.56
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Orange Insects : A Treatise on the Injurious and Beneficial Insects Found on the Orange Tree...
by Ashmead, William Harris
ISBN: 9781166941819
List Price: $15.96
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On the Entomology of the Illinois River and Adjacent Waters : Description of Three New Paras...
by Hart, Charles Arthur, Ashme...
ISBN: 9781166963651
List Price: $18.36
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On the Entomology of the Illinois River and Adjacent Waters : Description of Three New Paras...
by Hart, Charles Arthur, Ashme...
ISBN: 9781167075780
List Price: $30.36
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Orange Insects : A Treatise on the Injurious and Beneficial Insects Found on the Orange Tree...
by Ashmead, William Harris
ISBN: 9781162209678
List Price: $34.95
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On the Hymenoptera of Colorado : Descriptions of New Species, Notes, and A List of the Speci...
by Ashmead, William Harris
ISBN: 9781162187464
List Price: $31.95
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A Monograph of the North American Proctotrypidae
by United States National Muse...
ISBN: 9781144158451
List Price: $40.75
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Classification of the Ichneumon Flies; Or the Superfamily Ichneumonoidea
by Ashmead, William Harris
ISBN: 9781150546006
List Price: $35.63