Published June 6, 2024 | Version v1
Taxonomic treatment Open

Cocconeis carinata Riaux-Gobin, Ector & Witkowski 2019

  • 1. Division of Natural Sciences, University of Guam, Mangilao, GU 96923, USA clobban @ triton. uog. edu
  • 2. University of Szczecin, Institute of Marine and Environmental Sciences Mickiewicza 16 a, PL 70 - 383 Szczecin, Poland

Description

Cocconeis carinata Riaux-Gobin, Ector & Witkowski Figs 39–41

Ref. illus.: Riaux-Gobin et al. 2019, figs 1–35

Samples: GU70A-2A, GU68A-2, inter alia

Dimensions: Length 8 µm, width 5 µm; stria density 26 in 10 µm on both valves.

Diagnostics: Sternum valve with crista marginalis dividing the striae. Striae have single transapically elongate areola distal to crista and 2–3 areolae proximal.

Comments: Abundant in GU70A-2A. This species was recently described from Indian Ocean and Pacific Ocean sites, including the Marquesas I., French Polynesia.

Notes

Published as part of Lobban, Christopher S. & Witkowski, Andrzej, 2023, Marine benthic diatoms of Guam: new records, Dictyoneis apapae sp. nov., and updates to the checklist, pp. 1-75 in Micronesica 2023 (2) on pages 7-8, DOI: 10.5281/zenodo.12118784

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Additional details

Biodiversity

References

  • Riaux-Gobin, C., J. - M. Guerrero, L. Ector, A. Witkowski, S. Blanco & G. Daniszewska-Kowalczyk. 2019. Cocconeis carinata sp. nov. (Bacillariophyceae) and re-examination of Cocconeis orbicularis Frenguelli & H. A. Orlando and Cocconeis reticulata var. deceptionis Frenguelli & H. A. Orlando. Diatom Research 34: 149 - 163.