Results 51 to 60 of about 111 (83)
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Molecular phylogeny of the phytoparasitic mite family Phytoptidae (Acariformes: Eriophyoidea) identified the female genitalic anatomy as a major macroevolutionary factor and revealed multiple origins of gall induction

Experimental and Applied Acarology, 2020
Phytoptidae s.str. is a lineage of eriophyoid mites associated with angiosperms. Based on representative taxon sampling and four gene markers (COI, HSP70, 18S, and 28S), we inferred the molecular phylogeny of this group and performed comparative analyses of cuticle-lined female internal genitalia. Although basal relationships were unclear, several well
Philipp E Chetverikov   +2 more
exaly   +4 more sources

Morphological descriptions and DNA barcodes of Oziella viscida n. sp. (Eriophyoidea, Phytoptidae) and two infrequently reported Trisetacus species (Nalepellidae) from Crimea

Systematic and Applied Acarology, 2021
We report on a new phytoptid mite species, Oziella viscida n. sp., collected in Western Crimea from sea rush, Juncus maritimus (Juncaceae), and give supplementary descriptions of two rarely encountered nalepellid species of the genus Trisetacus from pines: T. confusus Livshits & Vasilieva, 1982 (in Vasilieva et al.
Philipp E. Chetverikov   +3 more
openaire   +1 more source

Redescription of an early-derivative mite, Pentasetacus araucariae (Eriophyoidea, Phytoptidae), and new hypotheses on the eriophyoid reproductive anatomy

Experimental and Applied Acarology, 2014
A unique set of plesiomorphic characters, and its association with an ancient gymnosperm, Araucaria araucana, have made Pentasetacus araucariae a putative relict of a lineage of gymnosperm-associated mites, itself possibly basal to all extant eriophyoids.
Philipp E, Chetverikov   +4 more
openaire   +2 more sources

Comparative confocal microscopy of internal genitalia of phytoptine mites (Eriophyoidea, Phytoptidae): new generic diagnoses reflecting host-plant associations

Experimental and Applied Acarology, 2013
Confocal laser scanning microscopy (CLSM) methods are still rarely used by acarologists although they are very appropriate for studying minute arthropod pests, especially eriophyoid mites. In this paper, the female reproductive system of phytoptines, including the bud mite Phytoptus avellanae, the well-known pest of hazelnut, was studied using CLSM and
Philipp E Chetverikov   +1 more
exaly   +3 more sources

New species and records of phytoptids (Eriophyoidea, Phytoptidae) from cinquefoils (Rosaceae, Potentilla) from Serbia and southern Russia 

Systematic and Applied Acarology, 2018
Two new vagrant species of the genus Phytoptus Dujardin (Eriophyoidea, Phytoptidae, Phytoptinae) from Serbia are described: Phytoptus argenteus n. sp. from Potentilla argentea and P. serbicus n. sp. from Potentilla tommasiniana. Remarks on morphology of Phytoptus alchemillae Jočić et al.
Philipp Chetverikov   +6 more
openaire   +3 more sources

The description and molecular phylogenetic position of a new conifer-associated mite, Setoptus tsugivagus n. sp. (Eriophyoidea, Phytoptidae, Nalepellinae)

Systematic and Applied Acarology, 2019
A new vagrant eriophyoid mite species, Setoptus tsugivagus n. sp. Chetverikov (Eriophyoidea, Phytoptidae, Nalepellinae, Nalepellini), is described from the needles of the western hemlock, Tsuga heterophylla (Rafinesque) Sargent (Pinaceae) in Vancouver, Canada. The new species can be distinguished from all other members of Setoptus by a distinct pattern
Chetverikov, Philipp E.   +8 more
openaire   +3 more sources

Cryptic speciation within Phytoptus avellanae s.l. (Eriophyoidea: Phytoptidae) revealed by molecular data and observations on molting Tegonotus-like nymphs

Experimental and Applied Acarology, 2015
Hazelnut big bud mite, Phytoptus avellanae Nalepa, is one of the most harmful pests of Corylus spp. (Corylaceae) worldwide. Herein, we show that this species represents a complex of two cryptic species: one that lives and reproduces in buds causing their enlargement ('big buds') and drying, whereas the other is a vagrant living on leaves, under bud ...
Cvrković, Tatjana   +3 more
openaire   +4 more sources

Life History of Kampimodromus aberrans as a predator of Phytoptus avellanae (Acari: Phytoseiidae, Phytoptidae)

Experimental and Applied Acarology, 2006
The biology of Kampimodromus aberrans (Oudemans), a predator of the big bud mite, Phytoptus avellanae Nalepa, was studied under laboratory conditions. All experiments were conducted on hazelnut leaf discs in an incubator at 25 +/- 1 degrees C, with 16:8 h L:D, at an average daily relative air humidity of 76%.
openaire   +3 more sources

Some biological and morphological differences between gall and vagrant forms ofPhytoptus avellanaeNal. (Acari: Phytoptidae)

International Journal of Acarology, 2000
The big bud mite (Phytoptus avellanae Nal.), one of the most important pests of hazelnut (Corylus spp., Corylaceae), has two forms - a gall form and a vagrant form. The gall form lives inside big buds. It has a simple life cycle and a single nymphal type. The vagrant form lives on vegetative and generative organs and inside the big buds.
openaire   +3 more sources

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