Mikhail Zhurbenko

Komarov Botanical Institute Russian Academy of Sciences · laboratory of the systematics and geography of fungi

Clypeococcum wedinii , a pyrenocarpous ascomycete growing on the lichen genus Bunodophoron in Chile and New Zealand, is described as new to science. It differs from other Clypeococcum species in the combination of the following characteristics: a conspicuous gall formation, scattered, loose to dense stromatic growths sometimes looking like a clypeu...

Zhurbenko, M. P. 2022. Endococcus grumantianus sp. nov. (Ascomycota, Verrucariales) from Svalbard, with a key to Endococcus species growing on terricolous lichens. – Herzogia 35: 656 – 663. Endococcus grumantianus, a pyrenomycete growing on the lichen Steinia geophana as part of the soil crust, next to cyanobacteria, is described as new to science...

Atronectria thelotrematis, a lichenicolous pyrenomycete growing on Thelotrema lepadinum, is described as new to science from Chile. The species is characterized by black perithecioid ascomata; a brown, not changing color in K and lactic acid, N+ reddish orange exciple resembling textura angularis or textura epidermoidea; 0–4-septate periphyses; a I...

Endococcus collematis is reported for the first time for Asia and Russia. Xenonectriella physciacearum and X. zimmermanni are reported for the first time for Russia. Sclerococcum zhurbenkoi is recorded for the first time for Asia, North America and the Arctic; the records are based on materials from Norway, Russia, Canada and the USA. A specimen of...

Zhurbenko, M. P. 2022. Sclerococcum knudsenii (Ascomycota, Sclerococcales), a new lichenicolous fungus on Polycauliona bolacina from California. Herzogia 35: 131137. Sclerococcum knudsenii, a lichenicolous discomycete growing on Polycauliona bolacina, is described as new to science from California. The species is characterized by aseptate ascospore...

Two species of lichenicolous fungi are described as new to science: Lichenotubeufia etayoi Zhurb. (on Trachyderma ), with light orange perithecia up to 360 μm diam., non-fasciculate excipular hairs, and 10–13-septate ascospores, 110–162 × 3–5 μm; and L . tibellii Zhurb. (on Coccocarpia ), with light orange perithecia up to 275 μm diam., non-fascicu...

Taxonomical notes on Capronia leopoldiana s.l., Niesslia globispora, Opegrapha foreaui, Scutula miliaris, and Stictographa dirinariicola are provided. Opegrapha foreaui is reported as new to China, Stictographa dirinariicola new to Tanzania and continental Africa, and Xenonectriella physciacearum new to China, which is the first confirmed report fo...

Zhurbenko, M. P. 2021. Studies on lichenicolous fungi in the Uppsala (UPS) collection curated by the late Rolf Santesson. – Herzogia 34: 493 –507. A new genus and species, Stromatoneolamya ugandensis, is described for a lichenicolous ascomycete growing on Canoparmelia nairobiensis that mainly differs from Neolamya peltigerae in its well-developed c...

Notes are presented on seven species of lichenicolous, non-lichenized and lichenized fungi found in the Asian part of Russia. Endococcus pseudocarpus is reported for the first time for Northern Asia as well as for the Irkutsk Region of Russia. Plectocarpon hypogymniae and P. nephromeum are reported new to the Irkutsk Region, Taeniolella diploschist...

First records of trebouxiophycean alga and fungi for the Lenin grad Region, myxomy-cetes for the Republic of Belarus, lichens, saprobic and lichenicolous fungi for European Russia, the Nenets Autonomous Area, the Kostroma and Tver regions, the republics of Altai and Tuva, Altai and Primorye territories, bryophytes for the Orel and Ryazan regions, t...

Endococcus peltigericola is reported for the first time from North America and Epigloea urosperma for the second time. The detection of interascal filaments in Endococcus peltigericola indicates that it may belong to the genus Polycoccum. Adelococcus immersus and Trematosphaeriopsis parmeliana are newly reported for Russia, the former is also first...

Arthonia buelliae, a gall-inducing lichenicolous ascomycete from Russia growing on Buellia stellulata, is described as new to science. The species is characterized by immersed ascomata, I+ blue then reddish-brown and K/I+ blue hymenia, 8-spored, I−, K/I− asci and (1–)2–3-trans-septate or rarely submuriform, brown, granulate ascospores. Polycoccum s...

Arthonia epiparmelia Zhurb. (on Parmelia sulcata), A. lecideicola Zhurb. & Stepanchikova (on Lecidea erythrophaea), Feltgeniomyces lecanorae Zhurb. (on Lecanora chlarotera s. lat.) and Merismatium lobariae Zhurb. (on Lobaria pulmonaria and L. scrobiculata) are described as new to science from the northern Holarctic. Abrothallus eriodermae, Lichenoc...

Cercidospora parva and Feltgeniomyces mongolicus are reported for the first time from North America, the latter is also first documented from the Arctic. Micarea inquinans is newly reported for Russia, and Epithamnolia xanthoriae is reported as new to European Russia. Baeomyces and Dibaeis are reported as new host genera for Epithamnolia xanthoriae...

The new lichenicolous fungus, Clypeococcum lenae, growing on Solorina is described from the Siberian Arctic. The species is characterized by immersed, aggregated pseudothecia, united by a common, K+ violet clypeus, and often laterally and basally surrounded by stromatically transformed host tissues, I and K/I− hymenium, well-developed pseudoparaphy...

Zhurbenko, M. P., Diederich, P. & Gagarina, L. V. 2020. Lichenicolous fungi from Vietnam, with the description of four new species.-Herzogia 33: 525-543. Twenty six species of lichenicolous fungi are reported from Vietnam. Arthophacopsis heterodermiae (on Heterodermia; also known from Australia), Diplolaeviopsis vietnamensis (on Bathelium), Minutoe...

Zhurbenko, M. P., Diederich, P. & Gagarina, L. V. 2020. Lichenicolous fungi from Vietnam, with the description of four new species.-Herzogia 33: 525-543. Twenty six species of lichenicolous fungi are reported from Vietnam. Arthophacopsis heterodermiae (on Heterodermia; also known from Australia), Diplolaeviopsis vietnamensis (on Bathelium), Minutoe...

Five species of lichenicolous fungi are described as new to science: Buelliella ohmurae Zhurb. & Diederich (on Icmadophila ), with a non-granulose epihymenium, not or only slightly enlarged, pale brown apical cells of paraphysoids and 1-septate, smooth ascospores; Catillaria japonica Zhurb. & Hafellner (on Dibaeis and Pseudobaeomyces ), with a medi...

A new lichenicolous genus Kukwaea is introduced for a species discovered on Cetraria islandica from coniferous forests in European and Asian parts of Russia. The new fungus is characterized by its cupulate, brown ascomata with grey to blackish disc surrounded by brownish grey hairs, exciple of textura angularis type, with crystals in the lower part...

The new lichenicolous hyphomycete Trimmatostroma commonii is described from Réunion, the USA (Florida) and Vietnam. It strongly resembles the generic type T. salicis, from which it is distinguished by much looser conidiomatal tufts, less septate conidia and the lichenicolous habitat, growing over species of Graphidaceae in the tropics.

Seventy-four species of lichenicolous fungi, including two species of lichenicolous lichens, are reported from Mongolia. Arthonia xanthoparmeliarum, Katherinomyces cetrariae s. lat. and Lichenochora arctica are newly reported for Asia. Arthonia epiphyscia, A. excentrica, A. molendoi, Carbonea vitellinaria, Cercidospora xanthoriae, Didymocyrtis rhiz...

The lichen checklist of the former manors in the Smolensk Region of Russia is presented. It comprises 139 species, including 1 lichenicolous lichen and 4 non-lichenized calicioid fungi. Arthonia didyma, Arthrosporum populorum, Athallia pyracea, Bacidina arnoldiana, Calicium glaucellum, Calogaya decipiens, Candelaria pacifica, Candelariella lutella,...

This article provides an outline of the classification of the kingdom Fungi (including fossil fungi. i.e. dispersed spores, mycelia, sporophores, mycorrhizas). We treat 19 phyla of fungi. These are Aphelidiomycota, Ascomycota, Basidiobolomycota, Basidiomycota, Blastocladiomycota, Calcarisporiellomycota, Caulochytriomycota, Chytridiomycota, Entomoph...

This article provides an outline of the classification of the kingdom Fungi (including fossil fungi. i.e. dispersed spores, mycelia, sporophores, mycorrhizas). We treat 19 phyla of fungi. These are Aphelidiomycota, Ascomycota, Basidiobolomycota, Basidiomycota, Blastocladiomycota, Calcarisporiellomycota, Caulochytriomycota, Chytridiomycota, Entomoph...

A first synopsis of lichenicolous fungi of Mongolia based on new collections and literature data is provided, including 114 species. Five new species are described: Capronia cogtii (on Vahliella leucophaea ), Echinothecium hypogymniae (on Hypogymnia bitteri ), Feltgeniomyces mongolicus (on H. bitteri ), Phacopsis vulpicidae (on Vulpicida juniperina...

A lichen-like association occurring on thalli of other lichens and outwardly resembling species of genus Sphaerellothecium is briefly described, illustrated and discussed based on its new collection in the Arctic.

The paper documents 62 species of lichenicolous fungi and one algicolous fungus found in the TNS lichen herbarium. Abrothallus hypotrachynae, Cornutispora pittii, Lichenopeltella cetrariae, L. uncialicola, Phaeospora catolechiae, Polycoccum microcarpum, Sclerococcum porphyreum, Stigmidium joergensenii and S. subcladoniicola are newly reported for A...

The new lichenicolous hyphomycete Taeniolella diploschistis, found on thalli and apothecia of the lichen Diploschistes scruposus in Asia (Russia) and Europe (Luxembourg and France), is described, illustrated, compared with morphologically similar lichenicolous species referred to the genus Taeniolella and keyed out together with other species occur...

Information on lichens of Franz Josef Land is summarized based on original and literature data. Two hundred twenty nine lichen species are documented, of which 59 species and two varieties are newly reported for this territory. This represents only 13% of the Arctic lichen flora richness. We have found 28 rare lichen species in the archipelago and...

Sixteen species of lichenicolous fungi are documented from Siphula -like lichens. Two new genera based on new species are introduced. Amylogalla Suija, Motiej. & Kantvilas, characterized by I+ blue, K/I+ violet vegetative hyphae and ascomatal wall, immersed, cleistohymenial, yellowish to orange ascomata, unitunicate, non-amyloid, 8-spored asci and...

Capronia thamnoliae, Cercidospora thamnoliae and Cercidospora thamnoliicola are reported new to Japan; Endococcus thamnoliae new to Papua New Guinea; Merismatium thamnoliicola new to Norway; Polycoccum vermicularium new to Argentina, Australia, Colombia, Japan, Nepal and Papua New Guinea; Sphaerellothecium thamnoliae var. taimyricum new to Nepal; S...

Pronectria japonica growing on an unidentified Ochrolechia species is described as new to science. Dactylospora glaucomarioides, D. cf. pertusariicola, Lichenodiplis anomala, L. ochrolechiae and Sagediopsis campsteriana are newly reported for Japan. Pyrenidium actinellum s. l. is for the first time documented on Ochrolechia. A key to the known spec...

Perigrapha cetrariae growing on Cetraria laevigata is described from Japan. The new species differs from the generic type in having loculi completely embedded in a stroma and ascospores without caudate appendages.

Nomenclatural type definitions are one of the most important concepts in biological nomenclature. Being physical objects that can be re-studied by other researchers, types permanently link taxonomy (an artificial agreement to classify biological diversity) with nomenclature (an artificial agreement to name biological diversity). Two proposals to am...

The lichenicolous taxa currently included in the genus Hainesia were studied based on the nuclear rDNA (18S, 28S and ITS) genes. We found that lichenicolous taxa form a distinct lineage sister to Epiglia gloeocapsae (Phacidiales, Leotiomycetes), only distantly related to the type species of Hainesia (Chaetomellataceae, Helotiales). Owing to morphol...

Though most of the lichenicolous fungi belong to the Ascomycetes, their phylogenetic placement based on molecular data is lacking for numerous species. In this study the phylogenetic placement of 19 species of lichenicolous fungi was determined using four loci (LSU rDNA, SSU rDNA, ITS rDNA and mtSSU). The phylogenetic analyses revealed that the stu...

Dactylospora anziae growing on species of Anzia is described from Russia and Japan.

The paper documents 70 species of fungi found on species of the lichen genus Cladonia, 65 of which are obligately lichenicolous. One genus, Brackelia, and seven species, Biciliopsis cladoniae, Brackelia lunkei, Caeruleoconidia biazrovii, Neolamya ahtii, Niesslia keissleri, Sclerococcum crassitunicatum and S. epicladonia, are here described as new t...

Ninety-four species of lichenicolous and allied fungi are reported from the Northwest Caucasus. Nanostictis caucasica on Parmelia sulcata is described as new to science. A presumably new ascomycete with hairy apothecia growing on Thamnolia vermicularis is described but not given a formal name. Acremonium pertusariae, Arthonia destruens, Cercidospor...

: Magain, N., Serusiaux, E., Zhurbenko, M. P., Lutzoni, F. & Miadlikowska, J. 2016. Disentangling the Peltigera polydactylon species complex by recognizing two new taxa, P. polydactylon subsp. udeghe and P. seneca. — Herzogia 29: 514–528. A new species, Peltigera seneca, and two subspecies within P. polydactylon (s.str.), P. polydactylon subsp. ude...

Eleven species of lichenicolous fungi are recorded from Bi Doup-Nui Ba National Park in Vietnam. Capronia josefhafellneri growing on apothecia and thallus of Septotrapelia triseptata is described as new to science. It is characterized by comparatively short setae up to 30 μm long and (0-)1(-2)-septate ascospores. Clypeococcum rugosisporum and Zwack...

Sixty three species of lichenicolous and allied fungi are reported, 47 of which are new to Trans-Baikal Territory of Russia. A presumably undescribed Llimoniella-like discomycete on Protoblastenia terricola is illustrated and discussed. Plectocarpon melanohaleae is first recorded in the northern hemisphere. Diplolaeviopsis ranula, Endococcus alecto...

Fifty-nine species of lichenicolous fungi are reported from the Northwest Caucasus. Abrothallus stroblii, Acremonium antarcticum, Arthonia coronata and Sclerococcum serusiauxii are new to Asia and Russia. Lichenopeltella cladoniarum is new to Asia. Cercidospora stenotropae, Cladophialophora parmeliae, Clypeococcum cladonema, Intralichen lichenum, L...

The polar deserts is the northernmost marginal zone at the latitudinal gradient and the smallest one of the all natural zones. Presently the following values of species richness are known for that territory: vascular plants — 122 species, mosses — 270, liverworts — 98, soil cyanoprokaryotes and eukaryotic algae — 349, terrestrial lichens — 321, lic...

The genus Talpapellis Alstrup & M.S.Cole (1998: 227) was introduced for a lichenicolous hyphomycete on Peltigera venosa collected in British Columbia, Canada (Alstrup & Cole 1998). Details of the conidiogenesis, the generic affinity and application of this genus name have previously been unclear and largely confused. Based on a revision and reasses...

The lichenicolous fungi Endococcus cladiae Zhurb. & Pino-Bodas, Lichenopeltella soiliae Zhurb. & Pino-Bodas and Lichenosticta hoegnabbae Zhurb. & Pino-Bodas are described as new to science from New Zealand growing on podetia of Cladia species. In addition to their host selection, Endococcus cladiae is distinguished by its ascospore size, (9·9–)11·5...

The new species Corynespora thorii growing on Lecanora sp., Endophragmiella stordeuriana on Cladonia spp. and Sporidesmiella physconiicola on Physconia distorta are described, illustrated and discussed. Corynespora laevistipitata, hitherto known only from Europe and North America, is first reported on species of Lecanora from Asia, illustrated and...

Sphaerellothecium siphulae growing on Siphula ceratites is described as new from the Russian Arctic and compared with similar species of the genus. The species is distinct by its crowded ascomata, only sometimes associated with a macroscopically visible net of dark hyphae, the absence of interascal filaments, the host genus and a strong pathogenici...

Sixty six species of lichenicolous fungi are reported from Japan and eight species from South Korea. The new genus Caeruleoconidia is introduced, and four species, Caeruleoconidia ochrolechiae, Diplolaeviopsis japonica, Perigrapha lobariae and Skyttea ochrolechiae, are described as new to science. The new combination Lichenosticta lecanorae is intr...

Twenty two species of lichenicolous fungi are reported, 19 of which are new to Magadan Region of Russia. Spirographa fusisporella is new to Asia. Sphaerellothecium cf. parmeliae growing on species of Parmelia s. str. and “Sphaeropezia” sp. on Hypogymnia physodes are briefly described, illustrated and discussed.

Endococcus verrucosus and Placocarpus americanus are reported as new to Russia; Abrothallus caerulescens, A. cetrariae, Capronia peltigerae and Zwackhiomyces echinulatus are reported as new to the central part of European Russia. A finding of Lawalreea cf. lecanorae is discussed.

Records of 72 lichen species, allied saprobic and lichenicolous fungi new to Kaluga (63 species) and Tula (13 species) Regions of Russia are presented. Cladonia homosekikaica is new for Russia, Cladonia asahinae – for plain part of European Russia. Nine species are new for the Central Russia. Instructions are given about the discovery another of fo...

Zhurbenko, M. P. & Kobzeva, A. A. 2014. Lichenicolous fungi from Northwest Caucasus, Russia. — Herzogia 27: 377–396. One hundred species of lichenicolous fungi are reported from Northwest Caucasus; 64 of them are new to the Caucasus. Hainesia aeruginascens, H. brevicladoniae, Minutoexcipula calatayudii, Neobarya peltigerae, Opegrapha anomea, O. rot...

Carbonea vitellinaria is reported new to Japan growing on Candelariella vitellina. A key to lichenicolous fungi known on the species of Candelariella is provided.

Twenty three species of lichenicolous fungi are newly reported for Jewish Autonomous Region of Russia. Lichenostigma chlaroterae, Nectriopsis physciicolaand Sphaerellothecium gallowayiare new to Russia and Asia; Trichonectria rubefaciensis new to Asia; Xenonectriella leptaleaeis new to Asian Russia; Lichenostigma cosmopolitesand Marchandiomyces cor...

Thirty seven species of lichenicolous fungi are reported from southern Siberia. Sagediopsis vasilyevae (on Rhizocarpon inarense) is described as new to science. Rosellinula haplospora is new to Russia. Abrothallus peyritschii, Arthonia apotheciorum and Lichenostigma cosmopolites are new to Siberia. Cetraria is a new host genus for Stigmidium microc...

Phaeospora catolechiae is reported new to North America from Canada. A revised description of the species is provided as are color illustrations.

Heuchert, B., Zhurbenko, M. P. & Braun, U. 2014. Reassessment of the lichenicolous hyphomycete genus Talpapellis.-Herzogia 27: 83-92. Based on a re-examination of type material of Talpapellis peltigerae, type species of the monotypic genus Talpapellis, conidiogenesis and structure of conidiophores and conidia have been reassessed, which led to a co...

Zhurbenko, M. P. & Vershinina, S. E. 2014. Opegrapha bryoriae sp. nov. and other lichenicolous fungi from Asian Russia.-Herzogia 27: 93 −109. Thirty three species of lichenicolous fungi are reported from Asian Russia. Opegrapha bryoriae sp. nov. (on Bryoria capillaris) is introduced. Presumably new species of Cercidospora (on Cladonia pyxidata), En...

Zhurbenko, M. P. & Brackel, W. v. 2013. Checklist of lichenicolous fungi and lichenicolous lichens of Svalbard, including new species, new records and revisions. – Herzogia 26: 323–359. Hainesia bryonorae Zhurb. (on Bryonora castanea), Lichenochora caloplacae Zhurb. (on Caloplaca species), Sphaerellothecium epilecanora Zhurb. (on Lecanora epibryon)...

Th irty six species of lichenicolous fungi are reported from India, all but one being new to the country. Endococcus incrassatus and Monodictys epilepraria are new to Asia. Endocarpon and Melanelixia are new host genera for Endococcus incrassatus and Lichenoconium xanthoriae respectively. Cladosporium licheniphilum is for the fi rst time reported o...

Thirty species of lichenicolous fungi are reported, many being new to various regions of Russia. Melaspilea galligena sp. nov. growing on Pertusaria cf. cribellata is described from Russian Far East. A possibly new lichenicolous Toninia species (on Parmelina tiliacea) and a species of Arthonia (on Cladonia) with 1-2-septate ascospores resembling po...

Th e genus Biazrovia is described from Siberia for the single new species B. stereocaulicola growing on Stereocaulon species. It is characterized by a lichenicolous habit; fi nally urceolate orange-brown apothecia; a cupulate non-hairy exciple; a hyaline, I−, K/I− hymenium; fi liform, apically swollen paraphyses; 8-spored, I−, K/ I− asci with an ap...

Lichenochora inconspicua is reported for the first time from Fennoscandia. It was found at an alpine locality in the nature reserve Skäckerfjällen in Jämtland, Sweden. The species was found growing on the new host Lecidoma demissum.

The new lichenicolous genus Ameroconium (dematiaceous hyphomycetes), with its type species A. cladoniae and the new lichenicolous species Phoma psoromatis (pycnidial coelomycetes), are described, discussed and illustrated. Phoma lobariae is recorded for the first time from the Arctic, Russia and Asia on Lobaria linita

Eight species of lichenicolous fungi are reported from the Russian Far East, seven of which are new to the area. Species concepts of Endococcus pseudocyphellariae and Subhysteropycnis maculiformans are broadened, and both species are for the first time reported from the Northern Hemisphere and on Pseudocyphellaria perpetua. Evernia esorediosa is a...

Forty species of lichenicolous fungi and two allied lichens are reported from the Canadian Arctic, 30 being new to this area. Four species are described as new to science: Lichenochora arctica (on Candelariella canadensis and Rinodina terrestris), L. rinodinae (on Rinodina mniaraea, R. roscida and R. turfacea), Llimoniella catapyrenii (on Catapyren...

Ten species of lichenicolous fungi are reported from Tula Region of Russia. Zwackhiomyces echinulatus is new for Russia, and the others are new for Russian Central Federal District.

The study revealed that 42 % of species of lichenicolous fungi of the Russian Arctic occur outside the Holarctic biogeographic region; 36 % of them occur in the Australian-Subantarctic region, 16 % - in the Pantropical region and 0.5 % (one species)-in the Oceanian region. Most species (70 %) are mainly distributed outside the Arctic and mountain r...

Lichenicolous fungi (LF) have been found on 21 % of species and 43 % of genera of lichens from the Russian Arctic. The ratio of the number of taxa of LF to hosts is approximately 1: 1.78 % of LF species are confined to one specific host genus. Foliose lichens are distinguished by a high concentration of LF. Positive correlation between specializati...

Zhurbenko, M. P. 2013. Hainesia peltigerae sp. nov. and some other interesting lichenicolous fungi from Eurasia.-Graphis Scripta 25(2): 39-43. Tartu. ISSN 0901-7593. A new lichenicolous hyphomycete Hainesia peltigerae is described from the thallus of Peltigera rufescens collected in Siberia. Endococcus apiciicola is newly reported for Vietnam and E...

ZHURBENKO, M. P. & OTTE, V. 2012. Lichenicolous fungi from the Caucasus: new records and a first synopsis. - Herzogia 25: 235–244. A list of 72 species of lichenicolous fungi known from the Caucasus is presented, including 21 species documented for the first time. Laeviomyces pertusariicola and Perigrapha superveniens are reported new to Russia and...

Cecidiomyces santessonii gen. & sp. nov., found on Stereocaulon species on the subantarctic Macquarie Island (Tasmania, Australia), is described, illustrated and compared with other morphologically similar genera and species. It is characterized by a lichenicolous habit, gall-formation, caespitose to sporodochial colonies, semi-macronematous, monob...

The lichenicolous fungus Stigmidium lobariae growing on Lobaria pulmonaria is described from Spain and Alaska.

Pystina, T. N. 2012: Endococcus incrassatus new to Eurasia and some other lichenicolous fungi from the Komi Republic of Russia. Graphis Scripta 24: 36-39. Stockholm ISSN 0901-7593. Seven species of lichenicolous fungi are reported from the Komi Republic of Russia. Endococcus incrassatus is new to Eurasia, Llimoniella phaeophysciae and Plectocarpon...

Fifty one species of lichenicolous fungi are reported from Kamchatka, all but three being new to the area. Epinephroma gen. nov., Endococcus peltigericola sp. nov. (on Peltigera membranacea), Epinephroma kamchatica sp. nov. (on Nephroma parile) and Stigmidium buelliae sp. nov. (on Buellia disciformis) are described as new to science. Phoma lobariic...

Twenty species of lichenicolous fungi are reported on Thamnolia species and discussed. Epithamnolia karatyginii gen. et sp. nov., Capronia thamnoliae sp. nov., Cercidospora epithamnolia sp. nov., C. thamnogalloides sp. nov., C. thamnoliae sp. nov., and Sphaerellothecium thamnoliae sp. nov. (var. thamnoliae, var. taimyricum) are described from Thamn...

Eight species of lichenicolous fungi are reported from the Russian Far East, seven of which are new to the area. Species concepts of Endococcus pseudocyphellariae and Subhysteropycnis maculiformans are broadened, and both species are for the first time reported from the Northern Hemisphere and on Pseudocyphellaria perpetua. Evernia esorediosa is a...

A total of 23 species of lichenicolous fungi is reported from the Komi Republic of Russia, including 10 new to the republic. Physcia is a new host genus for Sphaerellothecium reticulatum.

Twenty species of lichenicolous fungi are reported from “Stolby” Reserve, 17 of which are new to its territory. Cornutispora ciliata and Hawksworthiana peltigericola are new to Asia and Russia, Polycoccum peltigerae is new to Asia, Tremella everniae is new to Russia.

250 species of lichenicolous fungi from 85 genera, 37 families, 16 orders, 7 classes and 2 divisions of kingdom Mycota are known from the Russian Arctic. Analyzed mycobiota has similar values of Generic Coefficient and Lichenicolous Index with more southern lichenicolous holarctic ones, but differs from them in much smaller species richness. Specif...

The list counts 1860 species: 1610 lichens and 250 lichenicolous fungi / lists 1610 lichens and 250 lichenicolous fungi for 28 different regions of the Arctic, and includes an estimate of the frequency of species both within the Arctic, and on worldwide basis. In addition, two smaller tables filtered out from the database: one lists species which a...

The new combination Polycoccum hymeniicola is introduced and a description of this insufficiently known fungus provided. This species and Chalara lobariae, Merismatium nigritellum, and Niesslia lobariae are new to North America. Arthrorhaphis aeruginosa, Lichenopuccinia poeltii, Opegrapha sphaerophoricola, and Roselliniella cladoniae are new to Ala...

Stigmidium vezdae, formerly known only from Caucasus, is reported from Sweden, growing on Fellhanera subtilis.

Seven species of Lepraria are reported from the Arctic, mainly from Russia. Lepraria svalbardensis is new to Asia, L. rigidula is recorded as new to the Asiatic part of Russia, L. borealis and L. caesioalba new to the Russian Arctic and the Asiatic part of Russia, L. alpina new to Taimyr Peninsula, L. gelida new to Franz Josef Land, and L. vouauxii...

A total of 22 species of lichenicolous fungi and three lichens are reported on Stereocaulon species and discussed. Lichenopeltella stereocaulorum sp. nov., Lichenosticta dombrovskae sp. nov. and Odontotrema stereocaulicola sp. nov. are described from Stereocaulon. Arthonia stereocaulina, Opegrapha stereocaulicola, Rhymbocarpus stereocaulorum and Sp...

Three new species of lichenicolous fungi are described: Cercidospora ochrolechiae, a widespread pyrenomycete in the Arctic occurring on Ochrolechia and Pertusaria species; Phacopsis oroarcticae, known from Brodoa oroarctica in Severnaya Zemlya; and Polycoccum psorae, known from Anamylopsora pulcherrima in Kirgizstan. Epigloea soleiformis is reporte...

Pseudopyrenidium un nouveau genre pour inclure Weddellomyces tartaricola (champignon lichénicole non lichénisé, Ascomycota) Resumo : Priskribo de nova genro, Pseudopyrenidium, por inkludi Weddellomyces tartaricola (= Verrucaria tartaricola), nelikeniĝintan fungon likenloĝan parazitan al pluraj grundoloĝaj Ochrolechia. Pseu dopyrenidium supraĵe simi...

Roselliniella stereocaulorum growing on Stereocaulon spp. is described as new from Poland, the Asiatic part of Russia and the USA (Alaska).

Two lichenicolous fungi of the family Bionectriaceae(Hypocreales) are described: Parametria alstrupii(on Psoroma from Greenland) and Pronectria lecideicola(on Lecidea from Svalbard). Neobarya peltigerae is recorded as new for North America, Pronectria walkerorum and Xenonectriella lutescens for Russia and Asia. A revised description of the latter s...

Sagediopsis pertusariicola dwelling on Pertusaria is described from the Russian Arctic. A revised description of Sagediopsis campsteriana is also provided; the species is confined to Ochrolechia. O. inaequatula is reported as a new host for the latter species.

A survey of the Arctic lichenicolous mycota is undertaken and provided. Species recognition, their revealed and potential diversity, taxonomic structure, ‘host’ specialization, biology, geographical distribution, occurrence and abundance are presented and discussed.