Results 81 to 90 of about 2,545 (215)

Absence of Leishmaniinae and Nosematidae in stingless bees [PDF]

open access: yes, 2016
Bee pollination is an indispensable component of global food production and plays a crucial role in sustainable agriculture. The worldwide decline of bee populations, including wild pollinators, poses a threat to this system.
Blochtein, Betina   +4 more
core   +2 more sources

Analisis cladistico del genero Poecilopompilus Howard (Hymenoptera, Pompilidae) y clave para las especies [PDF]

open access: yes, 1998
The phylogenetic relationships of the species of the American genus Poecilopompilus Howard are analyzed, and the same relations are cleared up with its sister group Austrochares, Batozonellus, Episyron, and Sericopompi-Ius; 38 characters were ...
Colomo de Correa, Virginia
core  

New records of Vespidae (Hymenoptera: Vespoidea) for the Colombian Orinoco Region

open access: yesBiota Colombiana, 2019
We analyzed 72 specimens from the Arauca (71) and Casanare (1) departments in the Orinoco region of Colombia. The specimens belong to 10 genera and 18 species of vespid wasps.
Matheus Y. Halmenschlager   +2 more
doaj  

Taxonomy of the Crematogaster degeeri-species-assemblage in the Malagasy region (Hymenoptera: Formicidae) [PDF]

open access: yes, 2013
We revise the species-level taxonomy of the Crematogaster (Crematogaster) degeerispecies-assemblage, a group of related ants occuring in Madagascar and the wider Malagasy region, and further provide an identification key to all species-groups of the ...
Blaimer, Bonnie B., Fisher, Brian L.
core   +3 more sources

Diversidad de Encyrtidae (Hymenoptera: Chalcidoidea) y otras familias de Hymenoptera obtenidas con trampas Malaise en el bosque tropical caducifolio de la región de Huatulco, Oaxaca, México Diversity of Encyrtidae (Hymenoptera: Chalcidoidea) and other families of Hymenoptera obtained with Malaise traps in the tropical dry forest in the region of Huatulco, Oaxaca, Mexico

open access: yesRevista Mexicana de Biodiversidad, 2009
Se estudió la diversidad de Encyrtidae y otras familias de Hymenoptera obtenidas en trampas Malaise en el bosque tropical caducifolio de Huatulco, Oaxaca, México, entre febrero del 2005 y enero del 2006.
Rodríguez-Velez Beatriz   +2 more
doaj  

Actual list of Aculeata (hymenoptera) of Łódź City [PDF]

open access: yes, 2008
The paper presents actual list of 377 species (36% of Polish fauna) from ten families of Aculeata noted in Łódź during last 30 years. Among them there are 17 protected and 64 threatened species from the „Red List” .
Kowalczyk, Jan, Szczepko, Katarzyna
core  

Flower-visiting insects of five tree species in a restored area of semideciduous seasonal forest [PDF]

open access: yes
The reinstatement of biodiversity and ecological processes must be the major goal in restoration projects, which requires the establishment of biological interactions in addition to native plant population recovery.
FRAGOSO, FP, VARANDA, EM
core   +1 more source

Phylogeny of "Sphecidae" (Hymenoptera: Apoidea) based on molecular data [PDF]

open access: yes, 2008
Die Grabwespen (Sphecidae sensu Bohart & Menke 1976; Sphecidae sensu lato in neueren, phylogenetischen Arbeiten), zu denen nach Day (1984) und späteren Autoren auch die Heterogynaidae zählen, umfassen derzeit 266 Gattungen mit 9559 beschriebene Arten ...
Bleidorn, Christoph   +3 more
core  

Insecta, Hymenoptera, Vespoidea, Pompilidae, Epipompilus aztecus (Cresson, 1869): First record in South America.

open access: yesCheck List, 2010
The genus Epipompilus occurs throughout the Neotropical region, United States, Australia and New Zealand.South American members of this genus appear to have evolved separately from the others Pompilidae for a considerablytime. E.
Silvestre, R., Auko, T.H., Carbonari, V.
doaj  

Home - About - Disclaimer - Privacy