Karthickia verestigmata gen. et sp. nov. – an interesting diatom with frustular morphology similar to several different cymbelloid diatom genera

References

• Amossé A. 1969. Note sur des Diatomées récoltées en Indochine. Revue Algologique, Nouvelle Série 9: 326–344.
   Google Scholar
• Blanco S., Alvarez-Blanco I., Cejudo-Figueiras C. & Becares E. 2012. Contribution to the diatom flora of Cambodia: five new recent freshwater taxa. Journal of Systematics and Evolution 50(3): 258–266. DOI: 10.1111/j.1759-6831.2012.00189.x.
   Web of Science ®Google Scholar
• Bruder K. & Medlin L.K. 2007. Molecular assessment of phylogenetic relationships in selected species/genera in the naviculoid diatoms (Bacillariophyta). I. The genus Placoneis. Nova Hedwigia 85(3–4): 331–352. DOI: 10.1127/0029-5035/2007/0085-0331.
   Web of Science ®Google Scholar
• Bruder K. & Medlin L.K. 2008a. Morphological and molecular investigations of naviculoid diatoms. II. Selected genera and families. Diatom Research 23(2): 283–329. DOI: 10.1080/0269249X.2008.9705759.
   Web of Science ®Google Scholar
• Bruder K. & Medlin L.K. 2008b. Morphological and molecular investigations of naviculoid diatoms. III. Hippodonta and Navicula s.s. Diatom Research 23(2): 331–347. DOI: 10.1080/0269249X.2008.9705760.
   Web of Science ®Google Scholar
• Bruder K., Sato S. & Medlin L.K. 2008. Morphological and molecular investigations of naviculoid diatoms IV. Pinnularia vs. Caloneis. Diatom Research 24: 8–24.
   Google Scholar
• Cholnoky B.J. 1929. Symbiose zwischen Diatomeen. Archiv Fur Protistenkunde 68: 523–530.
   Google Scholar
• Cleve P.T. 1894. Synopsis of the naviculoid diatoms. Part 1. Kongliga Svenska-Vetenskaps Akademiens Handlingar 26(2): 1–194.
   Google Scholar
• Cocquyt C. & Ryken E. 2016. Afrocymbella barkeri sp. nov. (Bacillariophyta), a common phytoplankton component of Lake Challa, a deep crater lake in East Africa. European Journal of Phycology 51: 217–225. DOI: 10.1080/09670262.2015.1126766.
   Web of Science ®Google Scholar
• Cox E.J. & Williams D.M. 2006. Systematics of naviculoid diatoms (Bacillariophyta): a preliminary analysis of protoplast and frustule characters for family and order level classification. Systematics and Biodiversity 4(4): 385–399. DOI: 10.1017/S1477200006001940.
   Web of Science ®Google Scholar
• Duong T.T., Coste M., Feurtet-Mazel A., Dang D.K., Gold C., Park Y.S. & Boudou A. 2002. Impact of urban pollution from the Hanoi area on benthic diatom communities collected from the Red, Nhue and Tolich rivers (Vietnam). Hydrobiologia 563: 201–216. DOI: 10.1007/s10750-005-0005-z.
   Web of Science ®Google Scholar
• Foged N. 1971. Freshwater diatoms in Thailand. Nova Hedwigia 22: 267–369.
   Google Scholar
• Fujita Y. & Ohtsuka T. 2005. Diatoms from paddy fields in northern Laos. Diatom 21: 71–89. DOI:10.11464/diatom1985.21.0_71.
   Google Scholar
• Geitler L. 1958. Notizen über Rassenbildung, Fortpflanzung, Fromwechsel un morphologie Eigentümlichkeiten bei pennaten Diatomeen. Österreiche Botanische Zeitschrift 105: 408–442. DOI: 10.1007/BF01287806.
   Google Scholar
• Geitler L. 1981. Die Lage des Chromatophors in Beziehung zur Systematik von Cymbella-Arten (Bacillariophyceae). Plant Systematics and Evolution 138: 153–156. DOI: 10.1007/BF00984616.
   Google Scholar
• Glushchenko A.M., Genkal S.I. & Kulikovskiy M.S. 2016. Aulacoseira konstantinovii sp. nov. and Aulacoseira krylovii sp. nov. – two new centric diatoms from South-east Asia. Diatom Research 31(4): 367–378. DOI: 10.1080/0269249X.2016.1253617.
   Web of Science ®Google Scholar
• Glushchenko A.M. & Kulikovskiy M.S. 2015. The genus Luticola (Bacillariophyceae) in water ecosystems of South-Eastern Asia. Botanicheskij Journal 100(8): 799–804. [In Russian]. DOI:10.1134/S0006813617030036.
   Google Scholar
• Glushchenko A.M. & Kulikovskiy M.S. 2017a. Amphipleura vavilovii: a new diatom species of the family Amphipleuraceae from Laos. Inland Water Biology 10(1): 17–21. DOI: 10.1134/S1995082916040064.
   Web of Science ®Google Scholar
• Glushchenko A.M. & Kulikovskiy M.S. 2017b. Taxonomy and distribution of Eunotia camelus Ehrenberg (Bacillariophyta) infraspecific taxa from South-East Asia. Botanicheskij Journal 102(3): 329–339. [In Russian]. DOI: 10.1134/S0006813617030036.
   Google Scholar
• Glushchenko A.M. & Kulikovskiy M.S. 2017c. Taxonomy and distribution of the genus Eunotia Ehrenberg in water ecosystems of Vietnam. Inland Water Biology 10(2): 130–139. DOI: 10.1134/S1995082917020055.
   Web of Science ®Google Scholar
• Glushchenko A.M., Kulikovskiy M.S., Dorofeyuk N.I. & Kociolek J.P. 2018. New species and combinations in the genus Eunotia Ehrenberg 1837 (Bacillariophyceae: Eunotiaceae) from waterbodies of Southeastern Asia. Nova Hedwigia, Beiheft 147: 69–103. DOI: 10.1127/nova-suppl/2018/009.
   Google Scholar
• Glushchenko A.M., Kulikovskiy M.S. & Kociolek J.P. 2017a. New and interesting species from the genus Luticola (Bacillariophyceae) in waterbodies of Southeastern Asia. Nova Hedwigia, Beiheft 146: 157–173. DOI: 10.1127/1438-9134/2017/157.
   Google Scholar
• Glushchenko A.M., Kulikovskiy M.S. & Kociolek J.P. 2017b. New diatom species from Gomphonema subtile-group in Southeast Asia. Phytotaxa 329(3): 223–323. DOI: 10.11646/phytotaxa.329.3.3.
   Web of Science ®Google Scholar
• Glushchenko A.M., Kulikovskiy M.S., Okhapkin A.G. & Kociolek J.P. 2017c. Aneumastus laosica sp. nov. and A. genkalii sp. nov. – two new diatom species from Laos (Indochina) with comments on the biogeography of the genus. Cryptogamie, Algologie 38(3): 183–199. DOI: 10.7872/crya/v38.iss3.2017.183.
   Web of Science ®Google Scholar
• Grunow A. 1865. Über die von Hern Gerstenberger in Rabenhorst s Decaden ausgegebenen Süsswasser-Diatomacee und Desmidiaceen von der Insel Banka, nebst Utersuchungen über die Gattungen Ceratoneis und Frustulia. L. Rabenhorst, Beiträge Zur Näheren Kenntniss Und Verbreitung Der Algen 2: 1‒16.
   Google Scholar
• Gusev E.S. & Kulikovskiy M. 2014. Centric diatoms from Vietnam reservoirs with description of one new Urosolenia species. Nova Hedwigia, Beiheft 143: 111–126. DOI: 10.1127/1438-9134/2014/006
   Google Scholar
• Hirano H. 1967. Freshwater algae collected by the joint Thai-Japanese biological expedition to Southeast Asia 1961–62. Nature and Life in Southeast Asia 5: 1–71.
   Google Scholar
• Jüttner I., Krammer K., Van de Vijver B., Tuji A., Simkhada B., Gurung S., Sharma S., Sharma C. & Cox E.J. 2010. Oricymba (Cymbellales, Bacillariophyceae), a new cymbelloid genus and three new species from the Nepalese Himalaya. Phycologia 49(5): 407–423. DOI: 10.2216/09-77.1.
   Web of Science ®Google Scholar
• Kapustin D.A., Kulikovskiy M.S. & Kociolek J.P. 2017. Celebesia gen. nov., a new cymbelloid diatom genus from the ancient Lake Matano (Sulawesi Island, Indonesia). Nova Hedwigia, Beiheft 146: 147–155. DOI: 10.1127/1438-9134/2017/147.
   Google Scholar
• Kermarrec L., Ector L., Bouchez A., Rimet F. & Hoffmann L. 2011. A preliminary phylogenetic analysis of the Cymbellales based on 18S rDNA gene sequencing. Diatom Research 26(3): 305–315. DOI: 10.1080/0269249X.2011.633255.
   Web of Science ®Google Scholar
• Kociolek J.P. 2018. A worldwide listing and biogeography of freshwater diatom genera: A phylogenetic perspective. Diatom Research 33(4): 509–534. DOI: 10.1080/0269249X.2019.1574243.
   Google Scholar
• Kociolek J.P., Glushchenko A.M. & Kulikovskiy M.S. 2015. Typification, valve ultrastructure, and systematic position of Gomphonema gomphopleuroides Amossé ex Kociolek, Glushchenko & Kulikovskiy, an endemic diatom from Southeast Asia. Diatom Research 30(3): 247–255. DOI: 10.1080/0269249X.2015.1072583.
   Web of Science ®Google Scholar
• Kociolek J.P., Kulikovskiy M.S., Genkal S.I. & Kuznetsova I.V. 2017. Morphological investigation and transfer of Naviculadicta parasemen Lange-Bertalot to the genus Rexlowea Kociolek & Thomas. Diatom Research 32(4): 477–481. DOI: 10.1080/0269249X.2017.1403377.
   Web of Science ®Google Scholar
• Kociolek J.P. & Stoermer E.F. 1988a. A preliminary investigation of the phylogenetic relationships of the freshwater, apical pore field-bearing cymbelloid and gomphonemoid diatoms (Bacillariophyceae). Journal of Phycology 24: 377–385. DOI: 10.1111/j.1529-8817.1988.tb00187.x.
   Web of Science ®Google Scholar
• Kociolek J.P. & Stoermer E.F. 1988b. Taxonomy, ultrastructure and distribution of Gomphoneis herculeana, G. eriense and closely related species (Naviculales: Gomphonemataceae). Proceedings of the Academy of Natural Science of Philadelphia 140: 24‒97.
   Web of Science ®Google Scholar
• Kociolek J.P., Balasubramanian K., Blanco S., Coste M., Ector L., Liu Y., Kulikovskiy M., Lundholm N., Ludwig T., Potapova M., Rimet F., Sabbe K., Sala S., Sar E., Taylor J., Van de Vijver B., Wetzel C.E., Williams D.M., Witkowski A. & Witkowski J. 2019. DiatomBase. https://www.diatombase.org; searched on 15 June 2019.
   Google Scholar
• Krammer K. 1982. Valve morphology in the genus Cymbella C.A. Agardh. Micromorphology of Diatom Valves 11: 1‒299.
   Google Scholar
• Krammer K. 1997a. Die cymbelloiden Diatomeen. Eine Monographie der weltweit bekannten Taxa. Teil 1. Allgemeines und Encyonema Part. Bibliotheca Diatomologica 36: 1–382.
   Google Scholar
• Krammer K. 1997b. Die cymbelloiden Diatomeen. Ein Monographie der weltweit bekannten Taxa. Teil 2. Encyonema part., Encyonopsis and Cymbellopsis. Bibliotheca Diatomologica 37: 1–463.
   Google Scholar
• Krammer K. 2002. Cymbella. Diatoms of Europe 3: 1–584.
   Google Scholar
• Krammer K. 2003. Cymbopleura, Delicata, Navicymbula, Gomphocymbellopsis, Afrocymbella. Diatoms of Europe 4: 1–529.
   Google Scholar
• Kulikovskiy M.S., Glushchenko A.M., Dorofeyuk N.I. & Kociolek J.P. 2018a. Morphology and distribution of Ninastrelnikovia laosica sp. nov. – a new species from the previously monospecific genus. Nova Hedwigia, Beiheft 147: 119–126. DOI: 10.1127/nova-suppl/2018/011.
   Google Scholar
• Kulikovskiy M.S., Glushchenko A.M., Genkal S.I. & Kuznetsova I.V. 2016. Identification book of diatoms from Russia. Filigran, Yaroslavl. 804 pp. [In Russian].
   Google Scholar
• Kulikovskiy M.S., Glushchenko A.M. & Kociolek J.P. 2015. The diatom genus Oricymba in Vietnam and Laos with description of one new species, and a consideration of its systematic placement. Phytotaxa 227(2): 120–134. DOI: 10.11646/phytotaxa.227.2.
   Web of Science ®Google Scholar
• Kulikovskiy M.S., Glushchenko A.M., Kuznetsova I.V. & Kociolek J.P. 2018b. Description of the new freshwater diatom genus Okhapkinia gen. nov. from Laos (Southeast Asia), with notes on family Sellaphoraceae Mereschkowsky 1902. Fottea, Olomouc 18(1): 120‒129. DOI: 10.5507/fot.2017.021.
   Web of Science ®Google Scholar
• Kulikovskiy M.S., Gusev E.S., Andreeva S.A. & Annenkova N.V. 2014a. Phylogenetic position of the diatom genus Geissleria Lange-Bertalot & Metzeltin and description of two new species from Siberian mountain lakes. Phytotaxa 177(5): 249–260. DOI: 10.11646/phytotaxa.177.5.1.
   Web of Science ®Google Scholar
• Kulikovskiy M.S., Gusev E.S. & Kuznetsova I.V. 2014b. Collection of diatom cultures from Vietnam: some aspects of biogeography and distribution in different biotopes. In: Ecology of Vietnam inland waters (Ed. by D.S. Pavlov & D.D. Zworykin), pp. 111–114. KMK, Moscow, Russia.
   Google Scholar
• Kulikovskiy M.S. & Kuznetsova I.V. 2016. Morphology, taxonomical position, and distribution of the genera of diatoms Ochigma and Khursevichia from Lake Baikal. Inland Water Biology 9(3): 226–233. DOI: 10.1134/S1995082916030147.
   Web of Science ®Google Scholar
• Kulikovskiy M.S., Lange-Bertalot H., Metzeltin D. & Witkowski A. 2012a. Lake Baikal: hotspot of endemic diatoms I. Iconographia Diatomologica 23: 7–608.
   Google Scholar
• Kulikovskiy M.S., Lange-Bertalot H., Witkowski A. & Dorofeyuk N.I. 2009. Morphology and taxonomy of some cymbelloid diatoms from Mongolian Sphagnum ecosystem with a description of three species new to science. Fottea 9(2): 223–232. DOI: 10.5507/fot.2009.023.
   Web of Science ®Google Scholar
• Kulikovskiy M.S., Witkowski A. & Khursevich G.K. 2012b. Encyonema horstii sp. nov., a species of unusual valve outline from Pleistocene deposits of Lake Baikal. Nova Hedwigia, Beiheft 141: 365–374.
   Google Scholar
• Le Cohu R., Marquié J. & Tudesque L. 2018. Three new species of Delicata (Bacillariophyceae, Cymbellales) from New Caledonia and further observations of Delicata nepouiana Krammer and D. neocaledonica Krammer. Diatom Research 33: 39–53. DOI: 10.1080/0269249X.2017.1407827.
   Web of Science ®Google Scholar
• Leelahakriengkrai P., Pruetiworanan S. & Peerapornpisal Y. 2009. Diversity of benthic diatoms and macroalgae and water quality in the Mekong River passing Chiang Rai Province, Thailand. KKU Science Journal 37: 143–152.
   Google Scholar
• Levkov Z., Mitic-Kopanja D. & Reichardt E. 2016. The diatom genus Gomphonema from the Republic of Macedonia. Diatoms of Europe 8: 1–552.
   Google Scholar
• Maltsev E., Andreeva S., Kulikovskiy M., Podunaj J. & Kociolek J.P. 2017. Molecular phylogeny of the diatom genus Envekadea (Bacillariophyceae, Naviculales). Nova Hedwigia, Beiheft 146: 241–252. DOI: 10.1127/1438-9134/2017/241.
   Google Scholar
• Mann D.G. 1981. A note on valve formation and homology in the diatom genus Cymbella. Annals of Botany 47: 267–269. DOI: 10.1093/oxfordjournals.aob.a086015.
   Web of Science ®Google Scholar
• Mann D.G. 1983. Symmetry and cell division in raphid diatoms. Annals of Botany 52: 573–581. DOI: 10.1093/oxfordjournals.aob.a086612.
   Web of Science ®Google Scholar
• Medlin L.K. & Kaczmarska I. 2004. Evolution of the diatoms: V. Morphological and cytological support for the major clades and a taxonomic revision. Phycologia 43(2): 245–270. DOI: 10.2216/i0031-8884-43-3-245.1.
   Google Scholar
• Mereschkowsky C. 1902. On Sellaphora, a new genus of diatoms. Annals and Magazine of Natural History, Series 7(9): 185‒195.
   Google Scholar
• Mereschkowsky C. 1903. Uber Placoneis, ein neues Diatomeen-Genus. Beihefte Zum Botanischen Centralblatt 15(1): 1‒30.
   Google Scholar
• Nakov T., Beaulieu J.M. & Alverson A.J. 2018. Accelerated diversification is related to life history and locomotion in a hyperdiverse lineage of microbial eukaryotes (Diatoms, Bacillariophyta). New Phytologist 219(1): 462–473. DOI: 10.1111/nph.15137.
   Web of Science ®Google Scholar
• Nakov T., Ruck E., Galachyants Y., Spaulding S.A. & Theriot E.C. 2014. Molecular phylogeny of the Cymbellales (Bacillariophyceae, Heterokontophyta) with a comparison of models for accommodating rate variation across sites. Phycologia 53(4): 359–373. DOI: 10.2216/14-002.1.
   Web of Science ®Google Scholar
• Ohno M., Fukushima H. & Kobayashi T. 1972. Diatom flora of the Mekong water system, Cambodia. Natural Science 20: 1–24.
   Google Scholar
• Ohtaka A., Watanabe R., Im S., Chhay R. & Tsukawaki S. 2010. Spatial and seasonal changes of net plankton and zoobenthos in Lake Tonle Sap, Cambodia. Limnology 11: 85–94. DOI: 10.1007/s10201-009-0283-7.
   Web of Science ®Google Scholar
• Pfitzer E. 1871. Untersuchungen uber Bau und Entwickelung der Bacillariaceen (Diatomaceen). Botanische Abhandlungen aus dem Gebiet der Morphologie und Physiologie. Herausg. von J. Hanstein, Bonn. Issue: Heft 2. 189 pp.
   Google Scholar
• Pomazkina G., Rodionova Y., Sherbakova T. & Williams D.M. 2016. Petroplacus gen. nov. (Bacillariophyta): a new genus of diatom from Lake Baikal. Phytotaxa 272(4): 267–276. DOI: 10.11646/phytotaxa.272.4.
   Web of Science ®Google Scholar
• Prowse G.A. 1962. Diatoms of Malayan freshwaters. Gardens' Bulletin, Singapore 19: 1–104.
   Google Scholar
• Reichardt E. 2008. Gomphonema intermedium Hustedt sowie drei neue, ähnliche arten. Diatom Research 23(1): 105–115. DOI: 10.1080/0269249X.2008.9705740.
   Google Scholar
• Round F.E., Crawford R.M. & Mann D.G. 1990. The diatoms. Biology and morphology of the genera. Cambridge University Press, Cambridge, UK. 747 pp.
   Google Scholar
• Sato H., Katoh S., Handa K., Fukuda M., Iwasaki Y., Kikuchi S., Kojo Y. & Nakagawa T. 1999. Diatom analysis of sediments and past hydrological conditions at sites in Angkor Thom, Cambodia. In: Proceedings of the 14th international diatom symposium (Ed. by S. Mayama, M. Idei & I. Koizumi), pp. 501–510. Koeltz Scientific Books, Koenigstein, Germany.
   Google Scholar
• Skvortzow B.V. 1946. Species novae et minus cognitae Algarum, Flagellatarum et Phycomicetarum Asiae, Africae, Ameriae et Japoniae nec non Ceylon anno 1931-1945, descripto et illustrato per tab. 1-18. Proceedings of the Harbin Society of Natural History and Ethnography. Botany. Harbin 2: 1–34.
   Google Scholar
• Suphan S. & Peerapornpisal Y. 2009. Scanning electron microscope of benthic diatoms in Mekong River and its tributaries, Thailand. Journal of Microscopy Society of Thailand 23: 42–46.
   Google Scholar
• Suphan S. & Peerapornpisal Y. 2010. Fifty-three new record species of benthic diatoms from Mekong River and its tributaries in Thailand. Chiang Mai Journal of Science 37: 326–343.
   Web of Science ®Google Scholar
• Voigt M. 1969. Quelques Diatomées du sud-est asiatique de distribution géographie limitée. Revue Algologique, Nouvelle Série 9: 291–293.
   Google Scholar
• Wynne M.J. 2019. Delicatophycus gen. nov.: a validation of “Delicata Krammer” inval. (Gomphonemataceae, Bacillariophyta). Notulae Algarum 97: 1–3.
   Google Scholar
• Yana E. & Peerapornpisal Y. 2009. Diversity of benthic algae and water quality in tributaries of the Mekong river passing Thailand and some parts of Lao PDR. KKU Science Journal 37: 30–41.
   Google Scholar