Results 101 to 110 of about 15,755 (228)

The Malaise Trap: Its Utility and Potential for Sampling Insect Populations [PDF]

open access: yes, 2017
Slightly over three decades have elapsed since Malaise (1937) first published plans for the insect trap now bearing his name a stationary mesh tent with open sides, a central baffle, and a top-mounted collecting apparatus (Fig. 1).
Matthews, Janice R., Matthews, Robert W.
core   +3 more sources

A new species of Habralictus Moure from Dominica, Lesser Antilles (Hymenoptera, Halictidae)

open access: yesZooKeys, 2012
A new species of Habralictus Moure (Apoidea, Halictidae) is described from the island of Dominica, Habralictus gonzalezi sp. n. The species is distinguished from other West Indian Habralictus and a key is provided to the West Indian Habralictus.
Jason Gibbs
doaj   +1 more source

Sex-biased parental care and sexual size dimorphism in a provisioning arthropod [PDF]

open access: yes, 2015
The diverse selection pressures driving the evolution of sexual size dimorphism (SSD) have long been debated. While the balance between fecundity selection and sexual selection has received much attention, explanations based on sex-specific ecology have ...
A Herrel   +87 more
core   +1 more source

New records of two Nyssonini (Bembicinae: Crabronidae) species from Korea, with a key to higher taxa of Sphecidae s. lat. occurring in Korea

open access: yesJournal of Asia-Pacific Biodiversity, 2015
Two Nyssonini (Bembicinae: Crabronidae: Apoidea) species, namely Nippononysson rufopictus and Nysson spinosus, are newly recorded in Korea. The genus Nippononysson is mentioned for the first time in Korean fauna.
Jeong-Kyu Kim
doaj   +1 more source

Heterospecific Hymenoptera found inside the nests of Bombus impatiens (Hymenoptera: Apidae). [PDF]

open access: yes, 2018
The nests of social Hymenoptera are particularly attractive to species engaging in resource robbing due to their concentration of resources. Here, the identity of heterospecific intruders in Bombus impatiens nests are described, with a particular focus ...
Graham, Kelsey K
core   +2 more sources

A survey on bees (Insecta, Hymenoptera, Apoidea) and their associated mites in Chaharmahal and Bakhtiari province of Iran [PDF]

open access: yesJournal of Insect Biodiversity and Systematics, 2019
In this study 46 species of bees (Hymenoptera: Apoidea) and their 17 associated mite species from Chaharmahal and Bakhtiari province reigns with some specimens collected from Yasouj and Dezful have been examined.
Sahar Nazari   +3 more
doaj  

27 Apoidea (Hymenoptera)

open access: yes, 1996
The known bee fauna of Mexico is the result of 236 years of taxonomic work during which ca. 95 authors have contributed to the description of species. The authors that, at present, have described the majority of the Mexican species are: Cockerell (with 443 taxa), Timberlake (393), Cresson (187), Smith (92), LaBerge (68), Michener (62), and Vachal (50),
Ayala, Ricardo   +2 more
openaire   +1 more source

Native bees (Hymenoptera: Apoidea) and berry polycultures: Studying farmers’ motivations for diversification and the impact of mass floral resources on pollinator communities [PDF]

open access: yes, 2017
Floral resource continuity is an important component in pollinator conservation. Mass blooms early in the season may bolster pollinator communities on sequentially flowering crops by creating a resource pulse in an agricultural landscape.
Hayes, Jen
core   +1 more source

Contribution to bee fauna (Hymenoptera, Apoidea) of Poland. IV [PDF]

open access: yes, 2000
Hyleus lepidulus Cockerell and Eucera pollinosa Smith (= E. polonica Ruszkowski, syn. nov.) are recorded for the first time from Poland. New records of further 5 rare species are given.Zadanie pt.
Banaszak, Józef
core  

BumbleKey: an interactive key for the identification of bumblebees of Italy and Corsica (Hymenoptera, Apidae) [PDF]

open access: yes, 2018
BumbleKey is a matrix-based, interactive key to all 45 species of bumblebees of Italy and Corsica. The key allows to identify adult males and females (queens and workers) using morphological characters. The key is published online, open-access, at http://
Cappellari, Andree   +3 more
core   +2 more sources

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