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Entomoneis parikhani sp.nov., a new diatom (Entomoneidaceae, Bacillariophyta) from Aras River (Iran)
Abstract
The diatom Entomoneis has a series of unique features such as connecting lines with different shapes, sigmoid raphe on the bilobate keel, different curtains, and multiple girdle bands. Most species belonging to this genus are found in marine and saline habitats. In fact, the genus Entomoneis is an epipelic diatom that is found in streams with high salinity and high electrolyte concentration. To date, no specific type of freshwater has been identified for this species. In this study, a new species of freshwater diatom, Entomoneis parikhani, is described based on detailed morphological observations using a scanning electron microscope. The samples were collected the Aras River near Oltan village of Parsabad city in the northwest Iran. A special feature of Entomoneis parikhani is its triple valve. The genus Entomoneis comprises of diatoms with sigmoidal raphe canals and girdle bands. This taxon is similar to Entomoneis annagodhei and Entomoneis tenera, as shown by LM and SEM observations, and there are sufficient morphological differences to separate Entomoneis parikhani. This new species had very small cells, delicate frustules without valve lines, and wide lanceolate valves. In this study, the wide distribution of this taxon in the Aras River has been evaluated.
Keywords
Etik Beyan
his article does not contain any human or animal studies performed by any authors.
Teşekkür
I wish to express our appreciation to the University of Tabriz (Iran) for their support. This project is part of a PhD thesis financially supported by the University of Tabriz.
Kaynakça
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Ayrıntılar
Birincil Dil
İngilizce
Konular
Tatlı Su Ekolojisi
Bölüm
Araştırma Makalesi
Yazarlar
Erken Görünüm Tarihi
2 Eylül 2024
Yayımlanma Tarihi
15 Eylül 2024
Gönderilme Tarihi
20 Haziran 2024
Kabul Tarihi
29 Ağustos 2024
Yayımlandığı Sayı
Yıl 1970 Cilt: 41 Sayı: 3