110 research outputs found

    Especies del género anicetus howard (hymenoptera: encyrtidae) del nuevo mundo

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    Two new species from Mexico, Anicetus myartsevae sp. nov. from the State of Tamaulipas and A. villarreali sp. nov. from the State of Nuevo León, are described. Taxonomical characteristics of Anicetus, the key to females of seven species of this genus present in the New World, and a synopsis of the American species with data on geographic distribution, hosts and biology, are included.Se describen dos especies nuevas de México, Anicetus myartsevae sp. nov. del Estado de Tamaulipas y A. villarreali sp. nov. del Estado de Nuevo León. Se incluyen características taxonómicas de Anicetus, la clave para la identificación de las hembras de siete especies del género presentes en el Nuevo Mundo y la sinopsis de las especies americanas con datos de distribución geográfica, hospederos y biología

    DESCRIPCIÓN DE SECTILICLAVA PLACIDAE SP. NOV. (HYMENOPTERA: ENCYRTIDAE) DE MÉXICO, CON LA CLAVE PARA ESPECIES DEL GÉNERO

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    In this paper, Sectiliclava placidae sp. nov. is described, and the fore wing and antenna are illustrated from specimens collected with entomological net in Ciudad Victoria, Tamaulipas, México. Information about distribution is included. A key to species of the genus is presented.En el presente trabajo, Sectiliclava placidae sp. nov. fue descrita, se ilustran la ala anterior y antena de especímenes colectados con red entomológica en Ciudad Victoria, Tamaulipas, México. Se incluye información sobre su distribución. Se elaboró una clave para la identificación de las especies de este género

    HIMENÓPTEROS PARASITOIDES (CHALCIDOIDEA) DE COCCOIDEA (HOMOPTERA) EN CD. VICTORIA, TAMAULIPAS, MÉXICO

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    Collectings of Coccoidea on ornamentals plants, fruit trees and shadow trees were done in 25 localities of Ciudad Victoria, Tamaulipas, Mexico, from April 1998 to September 2001, obtaining 32 parasitoid species of the families Aphelinidae, Encyrtidae, Eulophidae and Signiphoridae, emerged from 24 species of Coccoidea.Se realizaron colectas de Coccoidea en plantas ornamentales, frutales y en árboles de sombra en 25 localidades de Ciudad Victoria, Tamaulipas, México, desde abril de 1998 a septiembre del 2001, obteniéndose 32 especies de avispas parasíticas de las familias Aphelinidae, Encyrtidae, Eulophidae y Signiphoridae que emergieron de 24 especies de Coccoidea

    Hymenoptera of Canada

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    A summary of the numbers of species of the 83 families of Hymenoptera recorded in Canada is provided. In total, 8757 described species are recorded compared to approximately 6000 in 1979, which is a 46% increase. Of the families recognized in 1979, three have been newly recorded to Canada since the previous survey: Anaxyelidae (Anaxyleoidea), Liopteridae (Cynipoidea), and Mymarommatidae (Mymarommatoidea). More than 18,400 BINs of Canadian Hymenoptera are available in the Barcode of Life Data Systems (Ratnasingham and Hebert 2007) implying that nearly 9650 undescribed or unrecorded species of Hymenoptera may be present in Canada (and more than 10,300 when taking into account additional species that have not been DNA barcoded). The estimated number of unrecorded species is very similar to that of 1979 (10,637 species), but the percentage of the fauna described/recorded has increased from 36% in 1979 to approximately 45% in 2018. Summaries of the state of knowledge of the major groups of Hymenoptera are presented, including brief comments on numbers of species, biology, changes in classification since 1979, and relevant taxonomic references

    Redescription of the types of Charitopus andalusicus Mercet and Xanthoectroma aquilinum Mercet (Hymenoptera: Encyrtidae).

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    Dieser Artikel enthält die Redeskriptionen der Holotypen der Encyrtiden Charitopus andalusicus Mercet (aus Andalusien) und Xanthoectroma aquilinum Mercet (aus Castilien) und eine Bestimmungstabelle der Arten der Gattung Charitopus Förster der Alten Welt. Die Gattung Charitopus wird in zwei Untergattungen geteilt: subgen. Charitopus s. str. (typische Art - Charitopus fulviventris Förster) und subgen. Charitopsis nov. (typische Art Charitopus laticornis Trjapitzin). Charitopsis unterscheidet sich von der nominativen Untergattung durch das Fehlen der Parapsidalfurchen und durch die erweiterten Antennen des Weibchens.Nomenklatorische HandlungenCharitopsis Trjapitzin, 1969 (Charitopus), sgen. n.Redescriptions of the holotypes of encyrtids Charitopus andalusicus Mercet (from Andalusia) and Xanthoectroma aquilinum Mercet (from the Old Castile) are given in the article. Original key of Old World species of the genus Charitopus Förster is included. The genus Charitopus is divided into two subgenera: subgenus Charitopus s. str. (type species - Ch. fulviventris Förster) and subgenus Charitopsis nov. (type species - Charitopus laticornis Trjapitzin). Charitopsis differs from the nominative subgenus in the absence of parapsidal furrows and in widened scape of female antennae. Nomenclatural ActsCharitopsis Trjapitzin, 1969 (Charitopus), sgen. n
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