Results 21 to 30 of about 3,854 (155)

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

A new species of the genus Colletes Latreille, 1802 (Hymenoptera: Colletidae) from Azerbaijan [PDF]

open access: yesКавказский энтомологический бюллетень, 2015
Colletes dlusskyi sp.  n. is described and illustrated from Azerbaijan (Nakhchivan Autonomous Republic).
M. Kuhlmann, M.Yu. Proshchalykin
doaj   +1 more source

Contributions to a revision of the Hylaeus brevicornis group (Hymenoptera, Anthophila, Colletidae) [PDF]

open access: yesContributions to Entomology, 2022
The Hylaeus brevicornis group of the subgenus Dentigera is defined and revised. A total of 22 species are included in the group, their circumscription and identification using morphological characters is described and discussed, and their distribution is
Holger H. Dathe
doaj   +3 more sources

A new species of Ptiloglossa from Mexico, with new records of Ptiloglossa cyaniventris from Panama and Costa Rica (Hymenoptera: Colletidae) [PDF]

open access: yes, 2014
A new bee species of the genus Ptiloglossa Smith (Colletidae: Diphaglossinae: Caupolicanini) is described and figured from Jalisco, Mexico, while new records are provided for Ptiloglossa cyaniventris Friese from Panama and a single locality in Costa Rica.
Ayala, Ricardo, Engel, Michael S.
core   +2 more sources

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

First Records of the Adventive Pseudoanthidium nanum (Mocsáry) (Hymenoptera: Megachilidae) in Illinois and Minnesota, with Notes on its Identification and Taxonomy [PDF]

open access: yes, 2019
We report the first records of Pseudoanthidium nanum (Mocsáry) in Illinois and Minnesota in 2016 and 2018, respectively. This represents a relatively rapid expansion since P. nanum was first detected in New Jersey in 2008.
Arduser, Mike   +6 more
core   +2 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

Agricultural intensification indirectly reshapes bee-plant interaction networks through shifts in bee functional traits. [PDF]

open access: yesEcol Appl
Abstract High‐intensity farming can lead to non‐random local extinctions and functional filtering of pollinating insect assemblages, disproportionately harming species with certain traits. This process can ultimately reshape pollinator–plant interaction networks in predictable, consistent manners, although this pathway remains largely unexplored. Here,
Cano D   +6 more
europepmc   +2 more sources

First record of Hylaeus (Gnathoprosopis) euxanthus (Hymenoptera: Colletidae) in Chile [PDF]

open access: yes, 2019
A 2009 field survey at Cerro San Cristobal, Santiago, Chile, revealed the presence of Hylaeus (Gnathoprosopis) euxanthus (Cockerell, 1910). Since then, numerous individuals have been observed visiting several plant species around Santiago and Valparaíso.
Dudley, Leah S.   +2 more
core   +3 more sources

Notes on male and female facial patterns in bees (Hymenoptera: Apoidea), with comments on other aculeates [PDF]

open access: yes, 2013
Pallid (frequently yellow) integumental areas characterize faces of many bees and related wasps.  Some species lack such markings, others lack them only in females, while others have them in both sexes.  A rule applicable to thousands of species is that,
Michener, Charles D.
core   +3 more sources

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