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Journal of Hymenoptera Research

@jhr.pensoft.net
122 followers 37 following 82 posts

An open-access online journal published by @pensoft.net on behalf of the International Society of Hymenopterists. Powered by @arphahub.com. Website: jhr.pensoft.net

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Journal of Hymenoptera Research @jhr.pensoft.net · 30/09/2026
The effects of prescribed burning on tiny parasitic wasps in European grasslands have been investigated, revealing that whilst recent fires significantly reduce these populations, sites recovering for a year after burning show temporary abundance increases: doi.org/10.3897/jhr.99.205327
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Journal of Hymenoptera Research @jhr.pensoft.net · 28/09/2026
🧬 A comprehensive DNA barcoding study of Chinese parasitoid wasps has revealed diversity among encyrtid species that attack psyllids, with molecular analysis identifying 32 distinct species previously difficult to distinguish through morphology alone. Full study: doi.org/10.3897/jhr.99.202665
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Journal of Hymenoptera Research @jhr.pensoft.net · 28/09/2026
🥑 A gall midge species, Bruggmanniella perseae, has been identified as the cause of fruit deformation in avocado crops in Mexico, with six parasitoid species discovered that naturally control this damaging insect pest: doi.org/10.3897/jhr.99.200280
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Journal of Hymenoptera Research @jhr.pensoft.net · 01/09/2026
🐝 New study on Brachycyrtus #wasps expands distribution records across the Neotropics & Afrotropics, describes 2 new species, reports previously unknown males for 2 others, and synonymises B. zani with B. xorix, plus updated ID keys for all known #species. Full study: doi.org/10.3897/jhr....
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Journal of Hymenoptera Research @jhr.pensoft.net · 19/08/2026
🐝Great talk from Alexandra Viertler at #BioSyst2026: "When models meet megadiversity." Using 203 extant & 86 fossil Darwin wasps, she tested Fossilized Birth-Death models to estimate K-Pg extinction impact - revealing key limits for hyperdiverse #insect groups. #paleontology
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Journal of Hymenoptera Research @jhr.pensoft.net · 30/07/2026
Study on Pemphredon lethifer, an aphid-hunting digger wasp with biocontrol potential: nesting preferences depend on twig pith diameter. Wasps favoured larger diameters (6.5-8.5mm ideal for female offspring). Findings could help design better nest boxes to support this species doi.org/10.3897/jhr....
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Journal of Hymenoptera Research @jhr.pensoft.net · 29/07/2026
Check out the three newly described species of the genus Aspilota from Korea: A. angusticarinata, A. ocellocarinata, and A. laticlypeata. Full descriptions and illustrations available here: doi.org/10.3897/jhr.... #hymenoptera
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Journal of Hymenoptera Research @jhr.pensoft.net · 28/07/2026
A review of the Palaearctic species of the genus Syntomopus reveals a new species - Syntomopus dzhanokmenia, described from Russia, Turkey, Kazakhstan and China. 👉Full study here: doi.org/10.3897/jhr....
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Journal of Hymenoptera Research @jhr.pensoft.net · 14/07/2026
A review of Thai Pristaulacus #wasps recognizes 17 species, including new species P. chiangmaiensis sp. nov. and a new record, P. vilhelmseni. Includes an ID key, DNA barcoding-based phylogeny, distribution map, and updated Oriental region checklist, available here: doi.org/10.3897/jhr....
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Journal of Hymenoptera Research @jhr.pensoft.net · 02/07/2026
🐝 What a pleasure it was to welcome Editor-in-Chief of our journal, Tamara Spasojevic, to @pensoft.net's stand at #ECE2026Tours! 🕷️ We also had the chance to attend her fascinating talk - "Two evolutionary pathways to koinobiont ectoparasitoids of spiders in Darwin wasps". @irbi-tours.bsky.social
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Journal of Hymenoptera Research @jhr.pensoft.net · 02/06/2026
🐝Researchers documented the nesting and foraging #biology of Andrew's Plasterer #Bee (Colletes andrewsi), a rare specialised species. See what the researchers found in our open-access article: doi.org/10.3897/jhr....

A a marked Colletes andrewsi (green-yellow-green) foraging on Heuchera richardsonii (photo by Heather Holm) B a marked Colletes andrewsi (purple-white-green) digging out the entrance of her nest (photo by Heather Holm) C clump 1 of the nesting aggregation – each metal tag marks an individual nest.
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Journal of Hymenoptera Research @jhr.pensoft.net · 18/05/2026
New comprehensive study on the revision of the #bee genus Andrena in the southern Balkans, which covers a total of 273 species (28 of which are #endemic to the region) and includes a complete identification key to facilitate further research: doi.org/10.3897/jhr.... #DNAbarcoding #taxonomy
Andrena (Euandrena) pileata Warncke, 1975 male.Andrena (Euandrena) rufitibialis Friese, 1899 lectotype female (ZMHB). A. Label information; B. Habitus, lateral view; C. Scutum, dorsal view; D. Metasoma, dorsal view.
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Journal of Hymenoptera Research @jhr.pensoft.net · 13/05/2026
Check out the world revision of #Piogaster - parasitoid wasps that hunt jumping spiders 🕷️. It includes a new species from Alberta, new records across Europe & North America, and the first confirmed male-female match in a species: doi.org/10.3897/jhr.... #Entomology #Taxonomy #Parasitoids

Piogaster variegata
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Journal of Hymenoptera Research @jhr.pensoft.net · 29/04/2026
🐝The invasive yellow-legged #hornet has spread rapidly across Asia and Europe, but a new review confirms it has more #predators than previously thought, from #badgers to #woodpeckers. Learn more here: doi.org/10.3897/jhr.... #trophicinteractions #invasivespecies
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Journal of Hymenoptera Research @jhr.pensoft.net · 16/04/2026
Does Canadian goldenrod invasion really threaten ant communities? A new study from central Romanian ##meadows challenges previous assumptions - and points to an unexpected factor shaping the results. | See what the #researchers found here: doi.org/10.3897/jhr.... #hymenoptera
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Journal of Hymenoptera Research @jhr.pensoft.net · 15/04/2026
A new study expands the documented #species #diversity of potter #wasps (Symmorphus) in Vietnam and provides taxonomic notes on their distribution, as well as photographs and illustrations: doi.org/10.3897/jhr....
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Journal of Hymenoptera Research @jhr.pensoft.net · 16/03/2026
A second species of the rare ant genus Ishakidris in Peninsular Malaysia has been discovered, providing new data on a group previously known from just one specimen. Read more here: doi.org/10.3897/jhr.99.166509 @mfnberlin.bsky.social #newspecies #ants
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Journal of Hymenoptera Research @jhr.pensoft.net · 06/03/2026
𝘉𝘦𝘭𝘰𝘯𝘰𝘤𝘯𝘦𝘮𝘢 𝘮𝘦𝘴𝘰𝘢𝘮𝘦𝘳𝘪𝘤𝘢𝘯𝘢 is a new gall #wasp found in the galls of a live #oak Quercus oleoides in Mexico. The research increases the systematic knowledge of poorly known species in the genus Cynipini in the Neotropics: doi.org/10.3897/jhr....
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Journal of Hymenoptera Research @jhr.pensoft.net · 12/01/2026
A new species is described in the Darwin wasp subgenus Paropheltes. Find out more about it here: doi.org/10.3897/jhr.... #waps #DNAbarcoding #taxonomy
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Journal of Hymenoptera Research @jhr.pensoft.net · 19/12/2025
Newly designed PCR multiplex can help recognize and amplify #DNA specific to four #parasitoid #wasp species that attack the #invasive Roseau cane scale (𝘕𝘪𝘱𝘱𝘰𝘯𝘢𝘤𝘭𝘦𝘳𝘥𝘢 𝘣𝘪𝘸𝘢𝘬𝘰𝘦𝘯𝘴𝘪𝘴) in the Mississippi River Delta. See the full article here: doi.org/10.3897/jhr....
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Journal of Hymenoptera Research @jhr.pensoft.net · 18/11/2025
All known species of the diapriid genus Lepidopria are revised, keyed and illustrated, and one species is described as new to science: doi.org/10.3897/jhr.... #wasps #newspecies #taxonomy
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Journal of Hymenoptera Research @jhr.pensoft.net · 18/11/2025
The first investigation of vibroacoustic signals in ants from Malta provides a comparative analysis of signals in workers of Messor ibericus across diffferent geographical populations: doi.org/10.3897/jhr.... #biogeography #ants #vibroacoustics
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Journal of Hymenoptera Research @jhr.pensoft.net · 14/11/2025
A new potter wasp species is described from Anhui, China. Find out more about it here: doi.org/10.3897/jhr.... #wasps #newspecies #taxonomy
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Journal of Hymenoptera Research @jhr.pensoft.net · 12/11/2025
An analysis of community-wide relationships between plants and Andrena bees in the Cazorla mountain range, a biodiversity hotspot in southeastern Spain: doi.org/10.3897/jhr.... @cmhmaliani.bsky.social @j-valverde.bsky.social @alexnunez23.bsky.social @unisevilla.bsky.social #bees #phylogeny
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Journal of Hymenoptera Research @jhr.pensoft.net · 12/11/2025
We've been meeting so many cool people at #EntSoc25! Here is our author Alfred Daniel Johnson - he published an article on the parasitoids of Delta dimidiatipenne nests a few years ago available here doi.org/10.3897/jhr....
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Journal of Hymenoptera Research @jhr.pensoft.net · 31/10/2025
Three new wasp species of the genus Psen are described from China. See more here: doi.org/10.3897/jhr.... #taxonomy #wasps #Hymenoptera
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Journal of Hymenoptera Research @jhr.pensoft.net · 27/10/2025
A comprehensive taxonomic revision and identification key for the seven species of Western Palearctic Leptopilina, a genus of parasitic wasps that primarily target Drosophilidae larvae: doi.org/10.3897/jhr.... #biocontrol #DNAbarcoding #taxonomy
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Journal of Hymenoptera Research @jhr.pensoft.net · 27/10/2025
A new sawfly species is described and illustrated from China's Zhejiang Province. This is the third Platycampus species recorded in China. See more here: doi.org/10.3897/jhr.... #newspecies #Hymenoptera #taxonomy
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Journal of Hymenoptera Research @jhr.pensoft.net · 24/10/2025
Six new wasp species from China are described. Find out more about them here: doi.org/10.3897/jhr.... #wasps #taxonomy #Hymenoptera
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Journal of Hymenoptera Research @jhr.pensoft.net · 16/10/2025
A revision of the Western Palaearctic species of the Darwin wasp genus Orthocentrus with yellow or ivory marks on the vertex: doi.org/10.3897/jhr.... #biodiversity #wasps #newspecies
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Journal of Hymenoptera Research @jhr.pensoft.net · 16/10/2025
A study to resolve the nomenclature of Smith’s Bombus flavifrons taxon: doi.org/10.3897/jhr.... #bees #bumblebees #taxonomy @paulwilliamsnhm.bsky.social @corysheffield.bsky.social
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Journal of Hymenoptera Research @jhr.pensoft.net · 02/10/2025
Four new species of ichneumonid wasps belonging to the subgenus Ischyracis are described from Uganda - find out more about them here: doi.org/10.3897/jhr.... #wasps #taxonomy #parasitoids
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Journal of Hymenoptera Research @jhr.pensoft.net · 19/09/2025
A new species of mining bee is described and illustrated from northern Sardinia, Italy. Find out more about it here: doi.org/10.3897/jhr.... #DNAbarcoding #bees #pollinators
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Journal of Hymenoptera Research @jhr.pensoft.net · 17/09/2025
Meet 𝐻𝑒𝑖𝑛𝑟𝑖𝑐ℎ𝑖𝑒𝑙𝑙𝑢𝑠 𝑛𝑎𝑡𝑔𝑒𝑜! A newly discovered species of parasitoid wasp published in JHR and named in honour of the National Geographic Society, "whose legacy of exploration, conservation, and storytelling has inspired thousands of people": blog.pensoft.net/2025/09/17/a...
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Journal of Hymenoptera Research @jhr.pensoft.net · 15/09/2025
An investigation into the usurpation behavior of the hornet Vespa basalis in nests of V. velutina: doi.org/10.3897/jhr.... #hornets #parasitism #wasps
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Journal of Hymenoptera Research @jhr.pensoft.net · 10/09/2025
Three new species of the parasitoid wasp genus Heinrichiellus are described from India and Thailand. See more about them here: doi.org/10.3897/jhr.... #wasps #newspecies #phylogeny @gavinbroad.bsky.social @mfnberlin.bsky.social
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Journal of Hymenoptera Research @jhr.pensoft.net · 09/09/2025
The parasitoid wasp genus Lemophagus is reported for the first time from India, along with the description of a new species. Find out more here: doi.org/10.3897/jhr.... #parasitoids #phylogeny #taxonomy
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Journal of Hymenoptera Research @jhr.pensoft.net · 27/08/2025
A new host association is reported between the families Platygastridae and Cecidomyiidae, with Synopeas ruficoxum as the second reported parasitoid of the soybean gall midge Resseliella maxima. Read more here: doi.org/10.3897/jhr....
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Journal of Hymenoptera Research @jhr.pensoft.net · 21/08/2025
An investigation on the effects on the nesting success of intercalary cells, diameter and vestibular length of nests in the solitary wasp Anterhynchium flavomarginatum: doi.org/10.3897/jhr.... @uni-freiburg.de @smnstuttgart.bsky.social @mcorr.bsky.social #wasps #Hymenoptera #insects‬
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Journal of Hymenoptera Research @jhr.pensoft.net · 22/07/2025
For the first time, the presence of several pollinating and non-pollinating fig wasps is documented on the Iberian Peninsula: doi.org/10.3897/jhr.... @ua.es #alienspecies #wasps #pollinators ‪
Close-up photo of a parasitic wasp viewed from the side. The wasp is golden-brown in color with large reddish compound eyes, segmented antennae, and transparent wings folded over its back. A black scale bar indicating "1 mm" provides a size reference against the white background.
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Journal of Hymenoptera Research @jhr.pensoft.net · 21/07/2025
А study of the hymenopteran parasitoid complex from the families Braconidae, Eulophidae and Pteromalidae of the pine bark beetle (Cryphalus fulvus) developing on Japanese red pine (Pinus densiflora) in South Korea, with the description of one new species: doi.org/10.3897/jhr....
Close-up photo of a small parasitic wasp with a body length of approximately 1 mm. The wasp has a yellowish-brown thorax and darker brown abdomen, with transparent, iridescent wings. Its segmented antennae are visible, and it is mounted on a white surface.
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Journal of Hymenoptera Research @jhr.pensoft.net · 27/06/2025
The Eastern Palaearctic species of the parasitoid wasp genus Tetramopria are reviewed, with new descriptions and records an an updated key: doi.org/10.3897/jhr.... #parasitoids #wasps #Hymenoptera @davidnotton.bsky.social
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Journal of Hymenoptera Research @jhr.pensoft.net · 13/06/2025
A new ceraphronid wasp species is described in a review of the subgenus Larsoceraphron. Find out more about it here: doi.org/10.3897/jhr.... #taxonomy #wasps #Hymenoptera @leibnizlib.bsky.social
Close-up photo of a small parasitic wasp mounted on a white triangular platform. The wasp has a shiny black body with a large, bulbous, and glossy abdomen featuring translucent golden-brown areas. Its wings are transparent with visible venation and are folded over its back. The legs are yellowish-brown, and the antennae are long, segmented, and appear in the inset for detailed view. A scale bar in the lower right corner indicates 250 micrometers.
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Journal of Hymenoptera Research @jhr.pensoft.net · 13/06/2025
A study of the nesting habits, colony composition and reproductive status of the plant-ant Cladomyrma sirindhornae in the wet and dry seasons in Thailand: doi.org/10.3897/jhr.... #ants #Formicidae #insects
A collage of four close-up images labeled A to D showing interactions between ants and plant stems.
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Journal of Hymenoptera Research @jhr.pensoft.net · 28/05/2025
New study confirms that the braconid wasp Doggerella (Lelejobracon) chasanica parasitizes immatures of the longhorn beetle Monochamus alternatus, representing a new host record for D. (L.) chasanica: doi.org/10.3897/jhr.... #biology #DNAbarcoding #pests #invert
A high-resolution photo of a tiny parasitic wasp viewed from the side against a light background. The wasp has long, slender antennae, transparent veined wings, a shiny black thorax and abdomen, and a distinctive orange ovipositor extending from the tip of its body. The scale bar in the lower left indicates 1 millimeter.
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Journal of Hymenoptera Research @jhr.pensoft.net · 20/05/2025
Happy #WorldBeeDay! On the day to appreciate the critical role of bees and other pollinators in the health of our planet’s ecosystems, we are grateful we are part of the global effort to know and protect these precious buzzers.
A colorful graphic promoting World Bee Day. On the left side, a large illustrated bee is centered above two open hands surrounded by various nature and food icons like a leaf, butterfly, bird, onion, pumpkin, passionfruit, watermelon, flowers, and a bat. The background is yellow with honeycomb patterns and black dots. On the right side, the text reads: “20 May World Bee Day” and “BEE INSPIRED by nature to nourish us all” on a light background.
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Journal of Hymenoptera Research @jhr.pensoft.net · 09/05/2025
Description of two morphologically unusual new neotropical genera of Miracinae: doi.org/10.3897/jhr.... #taxonomy #entomology #Hymenoptera
A photo showing a close-up lateral view of a small parasitic wasp specimen. The wasp has a slender, dark body with light brown and yellowish legs. Its antennae are long, segmented, and thread-like, extending forward. The wings are translucent with a noticeable iridescent sheen and distinct venation patterns. The head is small with prominent compound eyes.
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Journal of Hymenoptera Research @jhr.pensoft.net · 07/05/2025
This new chalcid wasp species represents the first example of a heavily sculptured carapace formed from gastral tergite 5 in the family. Find out more about it here: doi.org/10.3897/jhr.... #newspecies #taxonomy #entomology
A scientific figure showing six close-up photos (labeled A–F) of a very small yellowish wasp against a scale bar indicating 0.25 mm.
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Journal of Hymenoptera Research @jhr.pensoft.net · 02/05/2025
One new species of potter wasp is described and illustrated in the genus Euodynerus, subgenus Pareuodynerus. Find out more about it here: doi.org/10.3897/jhr.... #newspecies #wasps #entomology #invert
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