Results 31 to 40 of about 21,307 (268)

Hoverfly (Diptera: Syrphidae) diversity in Tapada da Ajuda, Lisbon - a preliminary study [PDF]

open access: yes, 2018
Hoverflies are holometabolic insects, whose adults are pollinators feeding on nectar and pollen. Frequently, they are confused with wasps, bees and bumblebees.
Espírito Santo, Gonçalo   +2 more
core   +1 more source

Hoverflies (Syrphidae: Diptera) in areas contaminated with heavy metals (Cd, Zn, Pb)

open access: yesFolia Horticulturae, 2021
The aim of the research was to study the diversity of hoverflies (Syrphidae: Diptera) living in areas under the influence of heavy metal emissions (Cd, Zn and Pb). Although the area of the Olkusz Ore-bearing Region (OOR), where the research was partially
A. Mielczarek   +2 more
semanticscholar   +1 more source

The Insects of Treeholes of Northern Indiana With Special Reference to \u3ci\u3eMegaselia Scalaris\u3c/i\u3e (Diptera: Phoridae) and \u3ci\u3eSpilomyia Longicornis\u3c/i\u3e (Diptera: Syrphidae) [PDF]

open access: yes, 2017
The aquatic insect community of treeholes in northern Indiana was surveyed from 1983-1986. Twenty-three species, representing three orders and nine families, were found.
Copeland, Robert S
core   +2 more sources

Immature stages, morphology and feeding behaviour of the saprophytic syrphids Copestylum tamaulipanum and Copestylum lentum (Diptera: Syrphidae)

open access: yesEuropean Journal of Entomology, 2001
Adults of Copestylum tamaulipanum and C. lentum were reared from larvae collected from decaying platyclades of the cactus Opuntia in the state of Veracruz (Mexico).
Ma. Angeles MARCOS-GARCÍA   +1 more
doaj   +1 more source

Hover flies (Diptera: Syrphidae) of Khaf, South-east Khorasan-e Razavi Province, Iran [PDF]

open access: yesIranian Journal of Animal Biosystematics, 2016
The purpose: A survey was conducted to identify the hover flies in South-east Khorasan-e Razavi Province, Iran during 2011-2012. Basic methodology: These species were collected by sweeping net on flowers as pollinators.
Elahe Shojaei Hesari   +2 more
doaj   +1 more source

Assemblages of flower-visiting insects in clear-cuts are rich and dynamic

open access: yesEuropean Journal of Entomology, 2021
Clear-cuts in production forests provide an open, sunny environment, with an abundance of nectar, as well as exposed soil and woody debris. This makes them a potential habitat for several groups of insects that typically use open habitats like grassland,
Per MILBERG   +2 more
doaj   +1 more source

Revision of the Merodon serrulatus group (Diptera, Syrphidae)

open access: yesZooKeys, 2020
The phytophagous hoverfly genus Merodon Meigen, 1803 (Diptera, Syrphidae), which comprises more than 160 species distributed in Palaearctic and Afrotropical regions, can be differentiated into multiple groups of species that harbor high levels of hidden ...
A. Vujić   +11 more
semanticscholar   +1 more source

Detailed morphological descriptions of the immature stages of the ant parasite Microdon mutabilis (Diptera: Syrphidae: Microdontinae) and a discussion of its functional morphology, behaviour and host specificity

open access: yesEuropean Journal of Entomology, 2017
The myrmecophilous immature stages of hover flies of the genus Microdon Meigen, 1803 (Diptera, Syrphidae) are still poorly known and only about 15 species were previously incompletely described and/or illustrated using light microscopy based on ...
Giulia SCARPARO   +3 more
doaj   +1 more source

Ecology and Host Associations of \u3ci\u3eHistiogaster Arborsignis\u3c/i\u3e (Acari: Acaridae) in the Great Lakes Region, Particularly in the Huron Mountains of Northern Michigan [PDF]

open access: yes, 2017
Histiogaster arborsignis is recorded from subcortical habitats and fungal fruiting bodies in the Huron Mountains of northern Michigan. Deutonymphs were collected from 15 species of Coleoptera, Hymenoptera and Diptera. Additional host and locality records
OConnor, Barry M
core   +2 more sources

Syrphid aphidophagous predators in a food-web context

open access: yesEuropean Journal of Entomology, 2005
The main influences on the specificity of hoverfly larvae (Diptera: Syrphidae) to particular aphids are outlined. There are four main ones: aphid species, host plant, parasitoid impact and the presence of ants.
Francis GILBERT
doaj   +1 more source

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