| Catalog of Hymenoptera in America north of Mexico. Volume 3. Indexes. |
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1979-04-01 |
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| Taxonomic notes on the wasps of the subgenus Pseneo Malloch (Hymenoptera, Sphecidae). |
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1950-07-01 |
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| Preliminary annotated list of the wasps of Lost River State Park, West Virginia, with descriptions of new species and biological notes (Hymenoptera, Aculeata). |
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1952-07-01 |
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| Kill Devil Hills wasps (Hymenoptera, Aculeata). |
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1953-07-01 |
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| Three new wasps from Florida and taxonomic notes on allied forms (Hymenoptera, Aculeata). |
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1959-07-01 |
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| The generic placement of two Nearctic Holopyga with biological notes (Hymenoptera: Chrysididae). |
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1969-08-01 |
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| A new genus and species of Brachycistidinae (Hymenoptera: Tiphiidae). |
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1942-07-01 |
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| A new species of Myrmosa (Hymenoptera: Tiphiidae). |
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1946-07-01 |
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| An unnoticed subgeneric name in Bombus (Hymenoptera: Apidae). |
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1947-07-01 |
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| An adventive Megachile in Washington, D. C. (Hymenoptera: Megachilidae). |
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1948-07-01 |
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| Studies in the Tiphiidae. VII. The Madagascan species (Hymenoptera Aculeta). |
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1949-07-01 |
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| Lectotype designations for three New World Liris with taxonomic notes (Hymenoptera: Larridae). |
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1976-08-01 |
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| Systematic notes on some Bethylidae from Botswana: Epyrinae (Hymenoptera: Aculeata). |
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1990-08-01 |
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| Synonymic notes on the Bethylidae described by V. de Motschulsky (Hymenoptera: Aculeata). |
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1987-08-01 |
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| A remarkable new African amisegine wasp (Hymenoptera: Chrysididae: Amiseginae). |
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1986-08-01 |
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| Three cuckoo wasps from Siberian and Baltic amber (Hymenoptera: Chrysididae: Amiseginae and Elampinae). |
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1986-08-01 |
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| The identity of Brachycistis nocticola Bradley (Hymenoptera, Tiphiidae). |
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1954-07-01 |
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| Biological and taxonomic notes on the wasps of Lost River State Park, West Virginia, with additions to the faunal list (Hymenoptera, Aculeata). |
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1956-07-01 |
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| Chrysis fuscipennis Br., a recent adventive wasp in Washington, D. C., from the Old World (Hymenoptera, Chrysididae). |
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1956-07-01 |
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| Additions during 1956 and 1957 to the wasp fauna of Lost River State Park, West Virginia, with biological notes and descriptions of new species (Hymenoptera, Aculeata). |
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1958-07-01 |
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| Systematic notes on some Bethylidae from Botswana: Pristocerinae (Hymenoptera: Aculeata). |
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1989-08-01 |
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| Host relationships, ethology and systematics of Pseudomethoca Ashmead (Hymenoptera: Mutillidae, Andrenidae, Halictidae and Anthophoridae). |
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1992-08-01 |
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| Systematics of the genera of Epyrinae with ramose male antennae (Hymenoptera: Bethylidae). |
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1992-08-01 |
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| Oxybelus (Anoxybelus) maidlii Kohl, an Oxybelus with unusual features (Hymenoptera: Sphecoidea: Crabronidae). |
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1985-08-01 |
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| Studies in the Tiphiidae, XII. A new genus of Methochinae with notes on the subgenera of Methocha Latreille (Hymenoptera Aculeata). |
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1979-08-01 |
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| Biosystematic studies of Ceylonese wasps, VI. Notes on the Sclerogibbidae with descriptions of two new species (Hymenoptera: Chrysidoidea). |
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1979-08-01 |
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| A new Anachrysis from South Africa (Hymenoptera: Chrysididae: Amiseginae). |
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1994-08-01 |
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| Systematic notes on some Sri Lankan Scoliidae (Hymenoptera: Aculeata). |
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1995-08-01 |
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| A review of the Typhoctinae (Hymenoptera: Mutillidae). |
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1957-07-01 |
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| Notes on the behavior and taxonomy of Megachile (Xeromegachile) brimleyi Mitchell and its probable cleptoparasite, Coelioxys (Xerocoelioxys) galactiae Mitchell (Hymenoptera: Megachilidae). |
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1995-08-01 |
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| Biosystematic studies of Ceylonese wasps, XXII: Bethsmyrmilla, a new genus of mutillid wasps (Hymenoptera: Mutillidae: Myrmillinae). |
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1999-10-01 |
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| Hymenoptera of America north of Mexico. Synoptic Catalog (Agriculture Monograph No. 2). Second supplement. |
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1967-04-01 |
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| Hymenoptera of America North of Mexico Synoptic Catalog (Agriculture Monograph No. 2), First Supplement. |
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1958-03-01 |
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| A new Campsomeriella from New Ireland (Hymenoptera: Scoliidae). |
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1973-08-01 |
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| Systematic and distributional notes on Melanesian cereceris (Hymenoptera: Sphecidae). |
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1974-08-01 |
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| Studies in the Tiphiidae (Hym. Aculeata). IV. A revision of the Myrmosinae of the New World and a discussion of the Old World species. |
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1940-10-01 |
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| Superfamily Scolioidea [except Sapygidae]. |
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1951-10-01 |
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| Notes on some Madagascan Mutillidae with descriptions of two new species (Hymenoptera, Scolioidea). |
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1951-10-01 |
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| Taxonomic notes on some wasps from Florida with description of new species and subspecies (Hymenoptera, Scolioidea and Sphecoidea). |
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1951-10-01 |
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| Superfamily Scolioidea. |
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1967-04-01 |
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| Monograph of the Madagascan Mutillidae (Hymenoptera). Part I: Myrmillini, Mutillini and Smicromyrmini. |
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1972-10-01 |
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| Synonymical notes on two Palaearctic subgenera of Myrmosa Latreille. |
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1976-10-01 |
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| Biosystematic studies of Ceylonese wasps, IV. Kudakrumiinae, a new subfamily of primitive wasps (Hymenoptera, Mutillidae). |
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1979-10-01 |
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| Biosystematic studies of Ceylonese wasps, XV: a monograph of the Alyssoninae, Nyssoninae, and Gorytinae (Hymenoptera: Sphecoidea: Nyssonidae). |
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1985-08-01 |
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| Eustenogaster a primitive social Sinhalese wasp. |
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1976-07-01 |
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| Biosystematic studies of Ceylonese wasps I. A preliminary revision of the Amiseginae (Hymenoptera: Chrysididae). |
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1980-01-01 |
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| A new Chrysura from Plummers Island, Maryland (Hymenoptera, Chrysididae). |
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1963-05-01 |
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| Biosystematic studies of Ceylonese wasps, XI: A monograph of the Amiseginae and Loboscelidiinae (Hymenoptera: Chrysididae). |
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1983-01-01 |
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| Additions to the Amiseginae and Adelphinae (Hymenoptera, Chrysididae). |
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1960-01-01 |
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| Three new egg parasites of South African walking sticks (Hymenoptera: Chrysididae, Amiseginae). |
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1983-01-01 |
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| Two new egg parasites of South African walking sticks and notes on two previously described species (Hymenoptera: Chrysididae, Amiseginae). |
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1984-01-01 |
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| Biology and taxonomy of the cuckoo-wasps of coastal North Carolina. |
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1958-02-01 |
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| A generic review of the Amiseginae, a group of phasmatid egg parasites, and notes on the Adelphinae (Hymenoptera, Bethyloidea, Chrysididae). |
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1957-01-01 |
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| Three hymenopterous parasites of an African mud-dauber wasp, Sceliphron spirifex (L.) (Hymenoptera). |
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1962-07-01 |
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| Three new Neotropical Pterombrus with description of the diapausing larva (Hymenoptera: Tiphiidae). |
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1976-08-01 |
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| Date of publication, synoptic catalog of North American Hymenoptera. |
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1951-07-01 |
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| Hymenoptera of America north of Mexico -- Synoptic Catalog. |
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1951-04-01 |
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| Two remarkable new genera of mutillid wasps (Hymenoptera: Mutillidae, Sphaeropthalminae, Pseudomethocini) from Thailand. |
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1999-10-01 |
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| Review of the Oriental mutillid wasps of the subfamily Ticoplinae (Hymenoptera, Mutillidae). |
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2001-10-01 |
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| A new species of Townsendia Williston (Diptera: Asilidae) from Florida with notes on its association with Perdita graenicheri Timberlake (Hymenoptera: Andrenidae). |
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1995-08-01 |
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