70 research outputs found

    The American species of the annulatipes group of the subgenus Lepidohelea, genus Forcipomyia (Diptera: Ceratopogonidae)

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    The annulatipes group of the genus Forcipomyia Meigen, subgenus Lepidohelea Kieffer, is represented in the Western Hemisphere by 12 species. Keys are presented for their identification, and to distinguish them from other groups of the subgenus Lepidohelea. The three previously known species, annulatipes Macfie, brasiliensis Macfie, and kuanoskeles Macfie, from southern Brazil, as well as the following nine new species, are described and illustrated: bahiensis, basifemoralis, bifida, convexipenis, euthystyla, gravesi, herediae, hobbsi, and weemsi

    The subgenus \u3ci\u3eAtrichopogon (Lophomyidium\u3c/i\u3e) with a revision of the Nearctic species (Diptera: Ceratopogonidae)

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    Atrichopogon Kiefer, subgenus Rostropogon Remm, is a junior synonym of the subgenus Lophomyidium Cordero (NEW STATUS, NEW SYNONYMY). Monohela ocumare Ortiz from Venezuela is transferred to Atricopogon (Lophomyidium) (NEW COMBINATION). The Holarctic species Atrichopogon polydactylus Nielsen is a junior synonym of A. fusculus (Coquillet), a widespread and common species previously reported from only the Western Hemisphere. Four Nearctic species are described as NEW SPECIES: A. jamnbacki from salt and brackish marshes along the Atlantic coast from Nova Scotia to North Carolina; the following freshwater species A. deyrupi from southern Florida; A archboldi, from southern Florida, Texas and California, and southward well into the Neotropical Region and A. borkenti, from western Canada. The larvae of A. (Lophomyidium) are found on wet wood, soil, and stones in marshy habitats. Adults of A. fusculus have been observed feeding on insect carrion in spider webs

    The "Forcipomyia ingrami" Complex in Hawaii (Diptera: Ceratopogonidae)

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    Biting midges of the genus Forcipomyia are some of the most important pollinators of cacao and other tropical crop plants. A study of the species known as F. ingrami revealed that it has been misidentified, and that the African species formerly known as ingrami, now psilonota, does not occur in Hawaii. Instead there are at least four other species: palikuensis Hardy, a large, shining blackish species from Hawaii and East Maui; kaneohe n. sp., a small shining species from Oahu; pholeter n. sp., a small pale species living in lava tube caves on Hawaii; and hardyi n. sp., a dull brownish species which is extremely common on all the islands; all probably endemic to the Hawaiian Islands. The immature stages of these midges, which breed in wet, decaying vegetation, leaf axils, and aquatic vegetation, have excellent characters diagnostic for species. Characters are illustrated and discussed showing how these species may be distinguished from their closely related congeners from the Pacific, Asia, and Africa. Forcipomyia clara Chan and LeRoux from Singapore is a junior synonym of F. sauteri Kieffer (N. SYNONYMY)

    The Neotropical Predaceous Midges of the genus \u3ci\u3eBezzia\u3c/i\u3e (Diptera: Ceratopogonidae) Part IV. The \u3ci\u3edentifemur\u3c/i\u3e and \u3ci\u3evenustula\u3c/i\u3e Groups

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    The dentifemur and venustula groups of the subgenus Homobezzia Macfie, genus Bezzia Kieffer, are represented in the Neotropical Region by 12 species. A key is presented for their identification, and to distinguish them from other groups of the subgenus Homobezzia. The two previously known species, B. venustula (Williston) and B. snowi Lane, are described and illustrated, as well as the following ten new species: aitkeni, bromeliae, cayoensis, dentifemur, filiductus, fusca, mexicana, nigritibialis, pseudovenustula, and raposoensis. Bezzia concoloripes Made is regarded as a junior synonym of B. venustula (Williston)

    The subgenus Atrichopogon (Lophomyidium) with a revision of the Nearctic species (Diptera: Ceratopogonidae)

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    Atrichopogon Kiefer, subgenus Rostropogon Remm, is a junior synonym of the subgenus Lophomyidium Cordero (NEW STATUS, NEW SYNONYMY). Monohela ocumare Ortiz from Venezuela is transferred to Atricopogon (Lophomyidium) (NEW COMBINATION). The Holarctic species Atrichopogon polydactylus Nielsen is a junior synonym of A. fusculus (Coquillet), a widespread and common species previously reported from only the Western Hemisphere. Four Nearctic species are described as NEW SPECIES: A. jamnbacki from salt and brackish marshes along the Atlantic coast from Nova Scotia to North Carolina; the following freshwater species A. deyrupi from southern Florida; A archboldi, from southern Florida, Texas and California, and southward well into the Neotropical Region and A. borkenti, from western Canada. The larvae of A. (Lophomyidium) are found on wet wood, soil, and stones in marshy habitats. Adults of A. fusculus have been observed feeding on insect carrion in spider webs

    The western hemisphere species of the predaceous midge Genus Echinohelea, with descriptions of six new species (Diptera: Ceratopogonidae)

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    There are four previously described species of the genus Echinohelea Kieffer in the Western Hemisphere. The following species are described as NEW SPECIES: aitkeni from Brazil, blantoni and panamensis from Panama, jamaicensis from Jamaica, and leei and neotropica from Colombia. Echinoideshelea NEW SUBGENUS is described with E. aitkeni n. sp. as type-species. The hitherto unknown pupal stage of the genus is described fro E. lanei Wirth, which was reared from a pond margin in New York, USA. Diagnoses are presented for the genus Echinohelea and the subgenus Echinoideshelea, a key is given for the identification of the 11 species, descriptions or diagnoses are given for all species, and diagnostic characters of the male genitalia are illustrated

    The Neotropical predaceous midges of the genus Bezzia (Diptera: Ceratopogonidae) part IV: The dentifemur and venustula groups

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    The dentifemur and venustula groups of the subgenus Homobezzia Macfie, genus Bezzia Kieffer, are represented in the Neotropical Region by 12 species. A key is presented for their identification, and to distinguish them from other groups of the subgenus Homobezzia. The two previously known species, B. venustula (Williston) and B. snowi Lane, are described and illustrated, as well as the following ten new species: aitkeni, bromeliae, cayoensis, dentifemur, filiductus, fusca, mexicana, nigritibialis, pseudovenustula, and raposoensis. Bezzia concoloripes Made is regarded as a junior synonym of B. venustula (Williston)

    A report on a collection of Ceratopogonidae (Diptera) from Rondonia, Brazil. 2. Tribes Heteromuiini and Sphaeromiini

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    Examination of a large collection of Ceratopogonidae from Rondonia, Brazil, resulted in records of 11 species in the tribes Heteromyiini and Sphaeromiini, including the NEW GENUS Groganhelea Spinelli & Dippolito NEWGENUS, which is described herein, with its type-species G. rondoniensis Spinelli & Dippolito, NEW SPECIES. Heteromyia correntina Lane & Duret and Mallochohelea termophila (Spinelli) are recorded for the first time from Brazil

    The Western Hemisphere Species of the Predaceous Midge Genus \u3ci\u3eEchinohelea\u3c/i\u3e, with Descriptions of Six New Species (Diptera: Ceratopogonidae)

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    There are four previously described species of the genus Echinohelea Kieffer in the Western Hemisphere. The following species are described as NEW SPECIES: aitkeni from Brazil, blantoni and panamensis from Panama, jamaicensis from Jamaica, and leei and neotropica from Colombia. Echinoideshelea NEW SUBGENUS is described with E. aitkeni n. sp. as type-species. The hitherto unknown pupal stage of the genus is described fro E. lanei Wirth, which was reared from a pond margin in New York, USA. Diagnoses are presented for the genus Echinohelea and the subgenus Echinoideshelea, a key is given for the identification of the 11 species, descriptions or diagnoses are given for all species, and diagnostic characters of the male genitalia are illustrated
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