Published December 31, 2001 | Version v1
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FIG. 2. — A-C, E, F in A bloom of Tympanicysta Balme (green algae of zygnematalean affinities) at the Permian-Triassic boundary

  • 1. Paleontological Institute, 123 Profsoyuznaya, Moscow 117997 (Russia) vkras@paleo.ru
  • 2. Institute of Nature Conservation, Znamenskye Sadki, Moscow 113628 (Russia)
  • 3. Paleontological Institute, 123 Profsoyuznaya, Moscow 117997 (Russia) vkras@paleo.ru . .

Description

FIG. 2. — A-C, E, F, Tympanicysta stoschiana Balme from the basal Vetlugian of Nedubrovo and Sholga, Vologda region; A, vegetative cell showing chloroplast and infolded septa at the top; B, vegetative cells with infolded septae; C, swollen terminal cell; E, akinete-like cell; F, vegetative filament; D, Spirogyra sp., extant, from a floating mat of a floodplain pond, Bitsa River, the Moscow River Basin, collected in June 1999, vegetative filament at transition to akinete. Scale bars: A, B, D, E, 10 µm; C, 20 µm; F, 30 µm.

Notes

Published as part of Afonin, Sergey A., Barinova, Sophia S. & Krassilov, Valentin A., 2001, A bloom of Tympanicysta Balme (green algae of zygnematalean affinities) at the Permian-Triassic boundary, pp. 481-487 in Geodiversitas 23 (4) on page 485, DOI: 10.5281/zenodo.4664745

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Is cited by
Taxonomic treatment: http://treatment.plazi.org/id/03AE87B8963CF22E380FFBDFA400FEE3 (URL)
Is part of
Journal article: 10.5281/zenodo.4664745 (DOI)
Journal article: urn:lsid:plazi.org:pub:FF97FFC0963FF22B3901FFD7A730FFC5 (LSID)
Journal article: http://publication.plazi.org/id/FF97FFC0963FF22B3901FFD7A730FFC5 (URL)