Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 284 for “"Diptera"”.
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Revisão dos Lekiini (Diptera, Tachinidae) neotropicais
The Leskiini (Diptera : Tachinidae, Tachininae) is a cosmopolitan tribe found in all geographic regions. It comprises 49 genera throughout the world, 18 of them occurring in the neotropics: Beskioleskia Townsend, Galapagosia Curran, Genea Rondani, Geneodes Townsend, leskia Robineau-Desvoidy, …
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Culicoides smulkiųjų mašalų (Diptera: Ceratopogonidae) mitybos analizė /
… and animals are transmitted by Culicoides (Diptera: Ceratopogonidae). It is essential to comprehend the eating habits of hematophagous insects in order to comprehend the transmission mechanism of illnesses carried by vectors. The purpose of this study was to look into where the biting …
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Systematics Within the Therevinae (Insecta: Diptera: Therevidae)
The 50 species currently in valid combination with Psilocephala Zetterstedt are reviewed and their generic placement hypothesized. Four new genera; Argolepida gen. nov., Manestella gen. nov., Nigranitida gen. nov., and Notiothereva gen. nov. are described. The monophyly of the higher Therevinae is …
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A Molecular Phylogeny of the Calypterate Diptera
… phylogeny. This region was sequenced for 20 Diptera and analyzed using the computer package PAUP (Phylogenetic Analysis Using Parsimony), created by David Swofford. The trees were compared to previous analyses based on morphological characters and add to our understanding of the phylogeny of …
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Bionomics of Psorophora Varipes (Coquillett) (Diptera: Culicidae)
Made available in DSpace on 2014-12-09T20:27:23Z (GMT). No. of bitstreams: 1 6812071.pdf: 2029204 bytes, checksum: 8acf674e5c66f1c3e75458d6d25494cc (MD5) Previous issue date: 1968
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Bionomics of Aedes Vexans (Meigen) (Diptera: Culicidae)
Made available in DSpace on 2014-12-09T20:27:28Z (GMT). No. of bitstreams: 1 7000847.pdf: 3143227 bytes, checksum: 764c8d78dd5540798152e8766168aab9 (MD5) Previous issue date: 1969
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Binomics of Psorophora Howardii, Coquillett (Diptera, Culicidae)
Made available in DSpace on 2014-12-05T21:33:56Z (GMT). No. of bitstreams: 1 0019848.pdf: 3357325 bytes, checksum: 8b1054dec08d987c3ae4152dcf3c29af (MD5) Previous issue date: 1956
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Natural regulation of coprophagous Diptera in Virginia
… Pupae of the major species of coprophagous Diptera resulting from pasture droppings of bovine feces were collected in sandboxes and furnels from three areas of Montgomery County, Virginie during 1967. The pupae were separated according to species, incubated, and examined afterwards to …
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Estudo sobre Neomuscina Townsend, 1919 (Diptera, Muscidae, Cyrtoneurininae)
Concerns with the neotropical genus Neomuscina, includes detailed descriptions and illustrations of 14 species, and a check list of 23. Special emphasis is given to geographical distribution.
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Estudo sobre Philornis Meinert, 1890 (Diptera, Muscidae, Cyrtoneurininae)
Deals with the genus Philornis Meinert, 1890 (Diptera, Muscidae, Cyrtoneurininae). This genus is neotropical, with few species occuring in southern United States, and includes thirty four species. From these, twenty five are studied, redescribed and illustrated, and fourteen additional species are …
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The Embryology of Aedes Vexans (Meigen) (Diptera: Culicidae)
Made available in DSpace on 2014-12-11T18:05:39Z (GMT). No. of bitstreams: 1 7212305.pdf: 5201978 bytes, checksum: 6ee76bdb8c666bd44413a44c8684a7c0 (MD5) Previous issue date: 1971
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Bionomics of Ochlerotatus triseriatus Say (Diptera: Culicidae) and Aedes albopictus Skuse (Diptera: Culicidae) in emerging La Crosse virus foci in Virginia
Recently, the number of human cases of La Crosse encephalitis (LACE), an illness caused by mosquito-borne La Crosse (LAC) virus, has increased in southwestern Virginia, resulting in a need for better understanding of the virus cycle and the biology of its vectors in the region. This project …
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Gene duplication and the evolution of the higher diptera
… during the early diversification of the higher Diptera (Brachycera) at least 100 million years ago. Genetic data suggest that gene duplication played an important role in the evolution of visual performance in the fast flying higher Diptera by spatial or intracellular subfunctionalization. …
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A study of forensically important Necrophgous Diptera in Kuwait.
Medico-legal entomology is the use of insects in legal matters. Knowledge of the distribution, biology, ecology and behavior of insects found at a crime scene can provide information on when, where and how the crime was committed. Although insects are known to have been used in the detection of …
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A Phylogenetic Assessment of Thereva Latreille (Insecta: Diptera: Therevidae)
The objective of this study is to develop a framework for biological research on Thereva (1) using molecular data to test a phylogenetic hypothesis that posits a monophyletic Thereva with respect to a diverse sample of genera in Therevinae, (2) using molecular and morphological data to propose a …
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Classification of Eggs of Nearctic Aedine Mosquitoes (Diptera: Culicidae)
Made available in DSpace on 2015-05-12T17:15:37Z (GMT). No. of bitstreams: 2 license.txt: 4848 bytes, checksum: 96035ab3f5e1c23cc7138a224ce498bd (MD5) 0016385.PDF: 4651494 bytes, checksum: 40aecd454ba027465b4d3f49d45a0b4d (MD5) Previous issue date: 1956
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ΓΕΝΕΤΙΚΗ ΜΕΛΕΤΗ ΠΛΗΘΥΣΜΩΝ ΤΟΥ ΕΝΤΟΜΟΥ CERATITIS CAPITATA (WIEDEMANN) (DIPTERA: TEPHRITIDAE)
THE GENETIC STRUCTURE OF 16 WILD POPULATION OF MEDFLY SAMPLED FROM DIFFERENT GEOGRAPHICAL AREAS AND ALSO FROM DIFFERENT HOST FRUIT SPECIES ARE STUDIED ELECTROPHORETICALLY. THE RESULTS ARE SUMMARIZED AS FOLLOWS. 1) ALL THE MEDITERRANEAN POPULATIONS PROVED TO BE HIGHLY MONUMORPHIC (H=0.051), WHEREAS …
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An investigation of sugar feeding by black flies (Diptera: Simuliidae)
… acquisition in adult female black flies (Diptera: Simuliidae), the same cannot be said for sugarmeals. Both sexes feed on sugar which provides energy for flight and it has been commonly held that nectar is the major carbohydrate source. This thesis addresses the question of whether a …
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