Cymbella cymbiformis
WebThe valves of Cymbella are slightly to strongly asymmetric to the apical axis. Valves are symmetric to the transapical axis. The terminal raphe fissures are deflected to the dorsal side, an important diagnostic feature. Apical … WebDec 21, 2024 · The y-asymmetric Cymbella was identified in LDA with three easily separated taxa: C. excisa, C. cymbiformis, and C. parva (Fig. 3C). Two taxa, C. aspera and C. neoacuta, were not separated. The combined explained variance for the biplot was 90.6%. PCA results showed one clear taxonomic separation and four taxa with some …
Cymbella cymbiformis
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Webduring April and May 2003. Species of the genera Cymbella, Amphora and Gomphonema constituted the main groups, and Cymbella cymbiformis and Gomphonema olivaceum … Webthe Cymbella cistula species complex JANICE L. PAPPASl* AND EUGENE F. STOERMER2 IMuseum of Zoology, University of Michigan, 1109 Geddes Avenue, Ann …
WebPatrick and Reimer (1975) report similar specimens from Lake Michigan (pl. 11, figs 5-7) as Cymbella cistula var. gibbosa. That taxon was described by Brun (1895) from Lake Geneva, Switzerland and was later elevated to species rank (Meister 1912) as Cymbella gibbosa. That name, however, is a later homonym of a species described by Pantocsek (1901). WebCymbella; Scientific classification; Domain: Eukaryota: Clade: Diaphoretickes: Clade: SAR: Phylum: Gyrista: Subphylum: …
WebJul 26, 2024 · The present diatom indicator taxa have mostly temperate temperature preferences (e.g., Cymbella cymbiformis) with the addition of eurythermic taxa. Oxygen ( Figure 2 ) indicators (e.g., Gomphonema vibrio ) showed high seasonal differences, with the highest contribution of well-oxygenated water in the spring and the lowest in autumn. WebAug 1, 1983 · This is the second in a series of three contributions covering the diatom flora recorded in the vicinity of the Pretoria Salt Pan. Of the ten species described in this publication, three viz. Cymbella cymbiformis Agardh, C. microcephala Grunow and Gyrosigma rautenbachiae Cholnoky, are discussed in detail with notes on their taxonomy …
WebJan 1, 2010 · Cymbella cymbiformis Agardh has narrower valves (13–17 μm vs. 15–27 μm) and more pointed poles, and only one, rarely two stigmata (Krammer 2002). Cymbella schimanskii and its variety var.
WebSep 21, 2024 · The aim of this study was to understand the ecohydrological interactions of periphyton assemblages in a canal (Bishalakhi) located in the Indian Sundarban. Sixteen environmental variables and periphyton (scrapped from a known area of submerged natural substrates) were collected seasonally (pre-monsoon, monsoon, and post-monsoon) from … crystal goffWebCymbella and Encyonema are also common in references streams, while Navicula are more common in disturbed streams (Wang et al. 2005). Nitzschia are pollution tolerant … dwell sheddwell shard mirrorWeb“Termini puri eligendi, obscuri et erronei non admittendi sunt” (Linnaeus, 1751. Philosophia botanica: 134) «Термины следует избирать ясные, [а] темные и ... dwell scripture memory tattooshttp://nordicmicroalgae.org/taxon/Cymbella dwell sectionalWebCymbella CYMB 6 Cymbella cymbiformis CCYM 4 1 Cymbella hustedtii CHUS 7 Cymbella neocistula CNCI 2 Denticula kuetzingii DKUE 1 Denticula tenuis DTEN 1 Diatoma tenuis DITE 1 Discostella stelligera DSTE 4 10 Encyonema cespitosum var. cespitosum ECAE 1 Encyonema minutum ENMI 1 Encyonema neogracile var. neogracile ENNG 2 5 … crystal goddess statueWebJan 1, 2010 · Cymbella neocistula var. nepalensis Jüttner & Van de Vijver differs from the nominate form in valve shape. Cymbella yakii is similar to species around C. parva (W. Smith) Kirchner in Cohn and... crystal goedecke pics