The aim of the present study was to evaluate acaricide resistance in Rhipicephalus microplus on a ranch in Brazil. Adult immersion tests were performed using commercial formulations containing organophosphorus compounds (OPs), amidines, synthetic pyrethroids (SPs), OP+SP combinations, and fluazuron. The larval immersion test was used to evaluate susceptibility to ivermectin and fipronil. Resistance

The objective of the present study was to determine the efficacy of cottonseed oil (CSO) against cattle tick (Rhipicephalus microplus). CSO was characterized through GC-HRMS and the acaricidal activity of CSO was evaluated through larval packet test and adult immersion test. The ticks were exposed to different concentrations 0.1, 0.5, 1.5, 2.5 5, 7.5, 10 and 12.5% of cottonseed oil. GC-HRMS analyses

We found four species of oribatid mites belonging to the genus Protoribates from Babeldaob Island of Palau Republic, which is an island country located in the western Pacific Ocean. A new species, Protoribates lutosisetosus sp. nov. is described from litter and soil of the primary and secondary forests in Palau, and supplementary descriptions of three hitherto known species, Protoribates acutus, Protoribates

We determined the prevalence of skin mites in the hair follicles of the abdomen and caudal areas of 94 wild house mice (Mus musculus domesticus) from seven Canary Islands (Spain). We detected and identified mites through real-time qPCR by comparing nuclear 18S rRNA gene sequences and, for the first time, sequences of the mitochondrial 16S rRNA gene. Three and one specimens from Fuerteventura and Tenerife

Erythraeidae Robineau-Desvoidy has 60 genera worldwide, of which Leptus Latreille has around 260 species described, with 15 of these recorded from Brazil. Here, we describe Leptus (Leptus) flechtmanni sp. n. from a cave in the state of Pará. Additional material attributed to this species is reported from other caves and also parasitizing a harvestman. In addition, SEM images and new Brazilian host

Ticks are vectors to a wide range of pathogens with veterinary and medical significance. The control of ticks has created a huge public health and veterinary challenge, and it has been widely recognized that the current use of chemical acaricides has serious environmental implications. There is scant information about antlion predation on ticks. Here we present an interesting predatory behaviour of

The objective of the present study was to determine the efficacy of arecoline hydrobromide against Rhipicephalus (Boophilus) microplus. Larval packet test (LPT) was performed on larvae produced from collected ticks. Adult immersion test (AIT) was performed to determine live tick weight, the mortality of ticks, and inhibition of oviposition and hatching after arecoline application. Arecoline was taken

During a field survey in 2016–2107, three new species of eriophyid mites (Trombidiformes: Eriophyoidea: Eriophyidae) were collected from Leguminosae plants, from semi-arid and arid environment in Birjand region, South Khorasan province, East of Iran. They are Aculus onobrychiensis sp. nov. from Onobrychis laxiflora Baker, Anthocoptes dorokhshii sp. nov. from Trifolium repens L., and Aculops pachyphora

Dermanyssus gallinae, the poultry red mite is an obligatory blood-sucking ectoparasite and has been involved in the transmission of several pathogens between both animals and humans. In order to develop effective control strategies against D. gallinae, it is essential to determine their genetic compositions and investigate the potential vector roles of these mites. Therefore, we aimed to analyse the

A new species Empitrombium prasadi Saberi-Riseh & Saboori n. sp. (Acari: Microtrombidiidae) is described and illustrated based on larvae extracted from soil, i.e. off their host. A key to the five species based on larvae is provided and the formula of dorsal idiosomal setae of E. pesici is corrected. http://www.zoobank.org/urn:lsid:zoobank.org:pub:45C4B0A9-E0A7-44C4-83A2-71FF7A31D208

From January 2012 to August 2018, a total of 1013 specimens of ticks were collected and identified from 116 captive or free-ranging wild animals from Tocantins State, northern Brazil. The following tick-host associations were recorded: Amblyomma rotundatum Koch, 1844 on amphibians; Amblyomma cajennense sensu lato (Fabricius, 1787), Amblyomma humerale Koch, 1844 and A. rotundatum on reptiles; A. cajennense

Understanding how patterns of host-seeking behaviour differ across demographic classes in Amblyomma americanum (L.), the lone star tick, is essential in evaluating species potential as a vector of pathogens. Our objective was to characterize the relative contributions of two cryptic developmental cohorts, newly moulted and overwintered adults, to the A. americanum host-seeking population. To determine

This study was conducted in Aydin, Turkey to determine mite species composition and their population densities in unsprayed chestnut orchards. Weekly samples were taken between April and November in 2015 and 2016 in Kosk, Nazilli and Sultanhisar districts of Aydin. As a result, six mite species belonging to two orders and five families were identified. The mite species found were Rhyncaphytoptus castaneae

The microbiomes of several populations of Tyrophagus putrescentiae differ in the composition and profiles of intracellular symbiotic bacteria and gut-associated bacteria. We try to describe the interaction among symbiotic bacteria in T. putrescentiae microbiomes. The symbionts profiles were constructed by barcode sequencing of 16S DNA. Several TP populations were analyzed with respect to intracellular

The presence of the red palm mite, Raoiella indica Hirst, is recorded for the first time in the Province of Manabí, Ecuador. High populations and severe damage caused by this new invasive mite were found on coconut, banana, and on ornamental palm leaves growing near coconut trees in western Ecuador. http://www.zoobank.org/LSID:murn:lsid:zoobank.org:pub:221C49DF-4B01-4D10-8D73-ECA05258AF9F

Chigger mites are ectoparasites of terrestrial vertebrates and can cause severe dermatitis in their hosts, known as trombiculiasis. There are 69 recognized species of chiggers in Brazil that parasitize most vertebrate taxa except domestic dogs. In this study, we report the first known record of trombiculiasis with a domestic dog as a host in Brazil. This record additionally represents a new locality

Ereynetes (Ereynetes) septentrionalis (Berlese) (Ereynetidae) samples were collected from storage spaces and garlic growing areas in Kastamonu─Turkey. The family Ereynetidae and Ereynetes are new records for Turkey. Cheletomorpha lepidopterorum (Shaw), Cheyletus eruditus (Schrank) and Cheyletus malaccensis (Oudemans) (Acari: Cheyletidae) have also been collected during this study. Samples were collected

Magnolia tamaulipana powder extract inhibited egg laying and food intake of adult female Tetranychus urticae. These effects increased according to concentration, being highly effective between 500 and 1000 µg/mL. Thus, this powder extract shows promise as a control agent for spider mites.

Pest mites that survive the exposure of acaricides can suffer from sublethal effects. The objective of this work was to evaluate the sublethal toxicity of the ovicidal, repellent, and residual effects as well as instantaneous population growth rate (ri), of A. squamosa hexane extract and microencapsulation of A. squamosa seeds to Tetranychus urticae (Koch, 1836) (Acari: Tetranychidae). The microencapsulation

Tetranychus urticae Koch is a common pest of many crops in Turkey and the world. In this study, abamectin LC values, resistance rates, detoxification enzyme activities and the presence of G314D point mutation in the target site were investigated in T. urticae collected from cut flower production greenhouses in Antalya. The LC values of the susceptible and field populations were determined by spray

The tick Rhipicephalus (Boophilus) microplus has been considered a major pest of cattle in tropical regions of the world, inducing significant economic impact on livestock activity. In Brazil, the scenarios of Spotted Fever (SF) epidemic cycles involve Amblyomma sculptum and Amblyomma aureolatum, transmitting Rickettsia rickettsii, as well as Amblyomma ovale, transmitting R. parkeri strain Atlantic

Ticks are blood-sucking ecto-parasites and transmit pathogens to humans, wild and domesticated animals. Ticks also serve as a vector of many zoonotic diseases such as Crimean-Congo Haemorrhagic Fever (CCHF) and Lyme. Livestock play a key role in the rural economy of Pakistan as a source of food, and income for farmers. The aim of the present study was to determine the prevalence and identification

Tropical forest canopies are home to an extremely high diversity of arthropods, but their diversity, abundance, and community structures remain incomplete. Three species of oribatid mites from the crown leaves petioles of Light Red Meranti (Shorea quadrinervis Sloot), a tree species that is endemic to Borneo Island, are reported in the present study. A new species of Birobates (Oripodidae) is proposed

A new species of the genus Angulogalumna (Oribatida, Galumnidae) is described from leaf litter in evergreen rain forest in the Montagne d’Ambre National Park of North Madagascar. Angulogalumna grishinae sp. nov. differs from Angulogalumna asiatica and Angulogalumna areolata by the presence of setiform bothridial seta, localization of lamellar seta medial to lamellar line, three pairs of notogastral

Two new species of oribatid mites of the family Haplozetidae are described on the basis of adult specimens sampled from leaf forest litter in Montagne d’Ambre National Park of Madagascar. Peloribates (Peloribatodes) montagnensis sp. nov. differs from Peloribates (Peloribatodes) incompatibilis in the presence of bacilliform epimeral setae 4c, long notogastral setae and some foveolate leg segments, and

Larvae of Leptus hringuri parasitizing families (adult female + offspring) of the treehopper Alchisme grossa on two host-plants, Brugmansia suaveolens (BS) and Solanum ursinum (SU), were studied. The effect of microenvironmental abiotic conditions (luminosity, temperature and relative humidity) and biotic conditions (distance from the soil to a treehopper host and host-plant phenological stage) on

Leptus (Leptus) andongensis n. sp. (Acari: Erythraeidae), collected as an ectoparasite of Meimuna sp. (Insecta: Homoptera: Cicadidae) from Andong, GB, Republic of Korea, is described and illustrated based on morphological characters of the larvae. http://www.zoobank.org/urn:lsid:zoobank.org:act:1170FEF9-4EBE-4DC7-92DE-D9E040348DFE

Hydrachnidiae are the most abundant and diverse groups of benthic arthropods. Seven superfamilies are included in the subcohort Hydrachnidiae, six of which have been reported from China. In our recent collection, we found several specimens of Hydrovolzia. The specimens were identified as Hydrovolzia cancellata Walter, 1906 using morphological characteristics. DNA barcodes were generated and represent

Prey-stage preference, functional response, numerical response, and mutual interference of Typhlodromus bagdasarjani Wainstein & Arutunjan feeding on Eotetranychus frosti (McGregor) (Tetranychidae) were determined at 25 ± 1ºC, with 16:8 h L: D, at an average daily relative air humidity of 60 ± 10% on apple leaves. The results of the no-choice experiment on E. frosti revealed that the predator T. bagdasarjani

A new species of Gaeolaelaps, G. littoralis sp. nov., is described on the basis of adult female specimens collected in the littoral zone of Qeshm Island, in the eastern part of the Persian Gulf. Also, the supralabral process in Gaeolaelaps species and some other laelapid genera were described and its diagnostic potential discussed. http://www.zoobank.org/urn:lsid:zoobank.org:pub:61CBE1DF-2390-4438-ABBB-AAFF86C8E08C

In this work, the compatibility of the babassu and degummed soybean oils to Typhlodromus ornatus (Acari: Phytoseiidae) was evaluated through the integration of estimates of lethal concentration (LC) with non-lethal effects of repellency and population growth rate. Concentration-mortality bioassays showed that the babassu (LC50 = 5.03 μL/cm2) and degummed soybean oils (LC50 = 4.14 μL/cm2) were approximately

In recent decades, climate change has significantly affected the relationship between parasites and host animal species. Parasitism in livestock has especially increased in terms of ticks and tick-borne diseases (TTBDs). Ectoparasite and their associated diseases present a major problem for dairy-based economies like Pakistan where the livelihood of farmers is deeply associated with the marketing of

Three individuals of a spinturnicid mite resembling, Spinturnix kolenatii, are reported from the long-tailed serotine bat, Eptesicus hottentotus A. Smith, 1833 (Chiroptera: Vespertilionidae), caught in the Kunene Region of Namibia (Southern Africa). This is the first report of S. kolenatii in Africa, significantly expanding the geographical distribution range of this ectoparasite.

An inclusion of a peacock mite species Tuckerella fossilibus Khaustov, Sergeyenko & Perkovsky, 2014 of the plant-feeding family Tuckerellidae (Acariformes: Tetranychoidea) was found in a sample of Bitterfeld amber from Germany. The finding is noteworthy because of the rare occurrence of this species in the fossil record (currently restricted to the holotype from Rovno amber in the Ukraine), a stase

Boars are exotic animals in Brazil, which have bred with domestic pigs resulting in a hybrid known as “javaporco”. Both cause problems related to invasion of forests and farms. These animals are hosts of important tick species, which are vectors of zoonotic pathogens. The aim of this work was to identify ticks collected on these animals, as well as to screen these arthropods for pathogens they can

The Ameronothridae are recorded for the first time from Japanese coasts with the new species Ameronothrus yoichi sp. n. from Hokkaido. The report of this species represents the most southern occurrence of an Ameronothrus species in the Asian Pacific region. Ameronothrus yoichi sp. n. can be easily distinguished from its congeners by the conspicuously pusticulate body surface and the loss of dorsal

The present study highlights the distribution, systematics, morphology, genetics, and ecology of two newly discovered intertidal oribatid mites from the Western Caribbean. The fortuyniid Litoribates floridae sp. nov. represents a cryptic species as it looks nearly identical to L. bonairensis. The two species can be distinguished only by subtle morphological and morphometric characteristics, whereas

Schusteria marina sp. nov. is a newly discovered intertidal mite species found on the Lesser Antillean Islands of Martinique and Grenada. It represents the first record of the genus Schusteria within the Caribbean area. Schusteria marina sp. nov. is very similar to the type species, S. littorea from Brazil, but can be distinguished by its smaller body size, a median sternal dark sclerotized small ridge