Results 41 to 50 of about 1,209 (145)

Ability to gall: The ultimate basis of host specificity in fig wasps? [PDF]

open access: yes, 2015
1. Fig trees (Ficus spp.) and their host-specific pollinator fig wasps (Agaonidae) are partners in an obligate mutualism. Receptive phase figs release specific volatiles to attract their pollinators, and this is generally effective in preventing ...
Berg   +79 more
core   +1 more source

First record of a non-pollinating fig wasp (Hymenoptera: Sycophaginae) from Dominican amber, with estimation of the size of its host figs [PDF]

open access: yes, 2016
Fig trees and their pollinating fig wasps arose about 75 million years ago in the Cretaceous period. Several other groups of chalcid wasps also utilize figs for larval development, including sycophagines, the putative sister group to pollinating fig ...
Azar, D   +4 more
core   +4 more sources

Structural and ultrastructural characterization of male reproductive tracts and spermatozoa in fig wasps of the genus Pegoscapus (Hymenoptera, Chalcidoidea) [PDF]

open access: yes, 2008
The three Pegoscapus species present the same internal reproductive tract features comprising testes with a single testicular tubule, seminal vesicles, vasa deferentia, accessory glands and an ejaculatory duct.
Báo, Sônia Nair   +2 more
core   +1 more source

Revision of the Australasian genus Pseudidarnes Girault, 1927 (Hymenoptera, Agaonidae, Sycophaginae)

open access: yesZooKeys, 2014
The species of Pseudidarnes are revised, and six species are described: P. acaudus Farache & Rasplus, sp. n.; P. astridae Farache & Rasplus, sp. n.; P. badiogeminus Farache & Rasplus, sp. n.; P. cooki Farache & Rasplus, sp.
Fernando Farache, Jean-Yves Rasplus
doaj   +1 more source

New records of Chalcidoidea (Hymenoptera) from the Maltese Islands with an updated checklist [PDF]

open access: yes, 2019
Thirty-three species of Chalcidoidea (Hymenoptera) are newly recorded from the Maltese Islands, of which, 19 include host data. An updated checklist for the 181 chalcidoid species recorded from Malta is also included, which belong to 17 families as ...
Askew, Richard R., Mifsud, David
core   +1 more source

A checklist of Chalcidoidea (Insecta: Hymenoptera) of Khuzestan in southwestern Iran [PDF]

open access: yesJournal of Insect Biodiversity and Systematics, 2016
The chalcid wasps (Hymenoptera: Chalcidoidea) is one of the largest groups of wasps with tremendous morphological, ecological, biological, and taxonomic diversity whose economic importance is being pest natural enemies or plant pests. The unknown chalcid
Seyed Abbas Moravvej   +2 more
doaj  

A molecular phylogeny of the Chalcidoidea (Hymenoptera). [PDF]

open access: yesPLoS ONE, 2011
Chalcidoidea (Hymenoptera) are extremely diverse with more than 23,000 species described and over 500,000 species estimated to exist. This is the first comprehensive phylogenetic analysis of the superfamily based on a molecular analysis of 18S and 28S ...
James B Munro   +7 more
doaj   +1 more source

Molecular species delimitation of a symbiotic fig-pollinating wasp species complex reveals extreme deviation from reciprocal partner specificity [PDF]

open access: yes, 2014
Background: Symbiotic relationships have contributed to major evolutionary innovations, the maintenance of fundamental ecosystem functions, and the generation and maintenance of biodiversity. However, the exact nature of host/symbiont associations, which
al Beidh, Sarah   +2 more
core   +1 more source

Premature attraction of pollinators to inaccessible figs of Ficus altissima: a search for ecological and evolutionary consequences. [PDF]

open access: yesPLoS ONE, 2014
Adult life spans of only one or two days characterise life cycles of the fig wasps (Agaonidae) that pollinate fig trees (Ficus spp., Moraceae). Selection is expected to favour traits that maximise the value of the timing of encounters between such ...
Yuan Zhang   +3 more
doaj   +1 more source

Inbreeding and population structure in two pairs of cryptic fig wasp species [PDF]

open access: yes, 2004
We used recently developed microsatellites to directly estimate inbreeding levels in two pairs of coexisting cryptic fig wasp species ('Pegoscapus hoffmeyeri sp. A and sp. B', 'P. gemellus sp. A and sp. B').
Antolin   +46 more
core   +2 more sources

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