Published March 8, 2023 | Version v1
Taxonomic treatment Open

Rebecca Veron

  • 1. Laboratoire de Biologie des Organismes et Écosystèmes Aquatiques (BOREA) Université de Caen-Normandie, MNHN, SU, UA, CNRS, IRD, 14000 Caen, France. & Normandie Université, UNICAEN, UMR 8067 BOREA, MNHN, SU, CNRS, IRD- 207, UA, 14000 Caen, France.
  • 2. Laboratoire de Biologie des Organismes et Écosystèmes Aquatiques (BOREA) Université de Caen-Normandie, MNHN, SU, UA, CNRS, IRD, 14000 Caen, France. & Normandie Université, UNICAEN, UMR 8067 BOREA, MNHN, SU, CNRS, IRD- 207, UA, 14000 Caen, France. & Institute of Marine Sciences, University of Portsmouth, Portsmouth, Hampshire, UK.
  • 3. Normandie Université, UNICAEN, CMAbio 3 (Centre de Microscopie Appliquée à la Biologie), SF EMerode, 14000 Caen, France. & Normandie Université, ENSICAEN, UNICAEN, CNRS, UMR 6508 CRISMAT, 14000 Caen, France.

Description

Rebecca Green emend. Véron

Figs 7–9

Included species

Rebecca salina (Carter) Green 2000. – Nephrochloris salina Carter 1937: pl. 2, figs 10–22. – Pavlova mesolychnon van der Veer 1969: figs 1–21. – Pavlova salina (Carter) Green 1976: pls. 1–2.

Rebecca helicata (van der Veer) Green 2000. – Pavlova helicata van der Veer 1972: figs 1–8.

Rebecca billardiae sp. nov.

Emended description

Cells solitary, free-swimming, sometimes immobile, elongated and slightly compressed or angular to almost cubic, with two unequal flagella and short haptonema. Longer anterior flagellum with fine nontubular hairs, posterior flagellum vestigial. A pit or canal penetrating the cell near the long anterior flagellum. Clavate or mono-constricted scales on the cell body and rows of di- or trimeric scales on the anterior flagellum. Pale yellow-green to golden-brown bilobed single chloroplast with parallel and helicoidal thylakoid arrangement, stigma and pyrenoid absent.

Notes

Published as part of Véron, Benoît, Rougier, Etienne, Taylor, Anthony & Goux, Didier, 2023, New species of Pavlovophyceae (Haptophyta) and revision of the genera Exanthemachrysis, Rebecca and Pavlova, pp. 21-47 in European Journal of Taxonomy 861 on page 35, DOI: 10.5852/ejt.2023.861.2063, http://zenodo.org/record/7710258

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Linked records

Additional details

Biodiversity

Scientific name authorship
Veron
Kingdom
Chromista
Phylum
Haptophyta
Order
Pavlovales
Family
Pavlovaceae
Genus
Rebecca
Taxon rank
genus

References

  • Carter N. 1937. New and interesting algae from brackish water. Archiv fur Protistenkunde 90: 1 - 68.
  • van der Veer J. 1969. Pavlova mesolychnon (Chrysophyta) a new species from the Tamar estuary, Cornwall. Acta Botanica Neerlandica 18 (4): 496 - 510. https: // doi. org / 10.1111 / j. 1438 - 8677.1969. tb 00590. x
  • Green J. C. 1976. Notes on the flagellar apparatus and taxonomy of Pavlova mesolychnon Van der Veer, and on the status of Pavlova Butcher and related genera within the Haptophyceae. Journal of the Marine Biological Association of the United Kingdom 56: 595 - 602. https: // doi. org / 10.1017 / S 0025315400020671
  • van der Veer J. 1972. Pavlova helicata (Haptophyceae), a new species from the Frisian Island Schiermonnnikoog, the Neverthlands. Nova Hedwigia 23: 131 - 159.