Results 21 to 30 of about 2,468 (195)

A Checklist of the bees of the genus Hylaeus Fabricius, 1793 (Hymenoptera: Apoidea: Colletidae) of Iran [PDF]

open access: yesJournal of Insect Biodiversity and Systematics, 2022
View on Scopus A checklist of the bees of the genus Hylaeus Fabricius, 1793 of Iran, based on the literature data and also field surveys in northeastern Iran (North Khorasan and Khorasan-e Razavi provinces) is presented. The resulting checklist comprises
Mohammad Allahverdi   +4 more
doaj  

Larvae and Nests of Aculeate Hymenoptera (Hymenoptera: Aculeata) Nesting in Reed Galls Induced by Lipara spp. (Diptera: Chloropidae) with a Review of Species Recorded. Part II. [PDF]

open access: yesPLoS ONE, 2017
The ability of aculeate Hymenoptera to utilize wetlands is poorly understood, and descriptions of their nests and developmental stages are largely absent.
Alena Astapenková   +2 more
doaj   +1 more source

Bees (Hymenoptera: Apoidea) of the Chicago Area: Diversity and Habitat Use in an Urbanized Landscape [PDF]

open access: yes, 2018
Bees (Hymenoptera: Apoidea) were collected at 24 sites chosen to represent the diversity of urban and natural habitats in the Chicago metropolitan area. Species richness was assessed for each site.
Molumby, Alan, Przybylowicz, Tomasz
core   +2 more sources

Phenology and Trap Selection of Three Species of \u3ci\u3eHylaeus\u3c/i\u3e (Hymenoptera: Colletidae) in Upper Michigan [PDF]

open access: yes, 2017
Hylaeus basalis, H. ellipticus and H. verticalis nested in wooden traps during a two-year study in Upper Michigan. Bees were given a choice of traps with varying bore diameters, heights, and entrance orientations.
Scott, Virginia L
core   +2 more sources

Evaluating the interacting influences of pollination, seed predation, invasive species and isolation on reproductive success in a threatened alpine plant. [PDF]

open access: yesPLoS ONE, 2014
Reproduction in rare plants may be influenced and limited by a complex combination of factors. External threats such as invasive species and landscape characteristics such as isolation may impinge on both pollination and seed predation dynamics, which in
Paul D Krushelnycky
doaj   +1 more source

First record of the invasive bee Anthidium manicatum (Hymenoptera: Megachilidae) in Chile [PDF]

open access: yes, 2015
The Palearctic wool carder bee Anthidium manicatum (Linnaeus) is recorded for the first time in Chile based on eight specimens collected on Lavandula sp. (Lamiaceae) in San Bernardo, Metropolitan Region.
Montalva, Jose Miguel   +2 more
core   +3 more sources

Especies nuevas y nuevos registros de abejas para las Antillas (Hymenoptera: Anthophila; Colletidae, Halictidae)

open access: yesNovitates Caribaea, 2016
La región antillana se considera un punto caliente de la biodiversidad, debido al alto nivel de endemismo de la biota y a la cada vez más creciente pérdida del hábitat.
Julio A. Genaro
doaj   +1 more source

Distribution and floral hosts of Anthophorula micheneri (Timberlake, 1947) and Hylaeus sparsus (Cresson, 1869), (Insecta: Hymenoptera: Apoidea: Anthophila), with new state records in Giles and Loudoun counties, Virginia, eastern USA [PDF]

open access: yesCheck List, 2015
New collection records for Anthophorula micheneri (Timberlake, 1947) from Loudoun County and other locations in Virginia, USA document an approximately 1,350 km extension of its previously recorded geographic range.
Elizabeth Sellers, David McCarthy
doaj   +3 more sources

Ten Bee Species New to Green Roofs in the Chicago Area [PDF]

open access: yes, 2018
Green roofs increasingly provide habitat for many insects in urban environments. Pollinators such as bees may utilize foraging and nesting resources provided by green roofs but few studies have documented which species occur in these novel habitats. This
Ascher, John S   +2 more
core   +2 more sources

Species survey of the Hylaeus subgenus Paraprosopis Popov, 1939 in the Eastern Hemisphere (Hymenoptera, Anthophila, Colletidae) [PDF]

open access: yesContributions to Entomology
This study provides an overview of the species of Hylaeus (Paraprosopis), in the Palaearctic region and adjacent areas. A total of 37 species are identified, each of which is presented with a morphological diagnosis and comparative description, and ...
Holger H. Dathe   +3 more
doaj   +3 more sources

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