The global genetic diversity of planktonic foraminifera reveals the structure of cryptic speciation in plankton

R Morard, KF Darling, AKM Weiner… - Biological …, 2024 - Wiley Online Library
The nature and extent of diversity in the plankton has fascinated scientists for over a century.
Initially, the discovery of many new species in the remarkably uniform and unstructured …

Uncovering hidden structures: previously undescribed pseudopodia and ectoplasmic structures in planktonic foraminifera

M Greco, A Westgård, FE Sykes… - Journal of Plankton …, 2023 - academic.oup.com
The trophic strategies of cold-water planktonic foraminifera are not well understood due to
the challenge of culturing them in polar conditions. Here, we identify previously unknown …

Planktonic foraminifera in biostratigraphy and biochronology

MR Petrizzo, DJ King, PN Pearson… - Newsletters on …, 2024 - discovery.ucl.ac.uk
Planktonic foraminifera, single-celled protists, are extensively used in biostratigraphy and
biochronology thanks to their abundance in marine sediments, widespread distribution and …

Bridging the extant and fossil record of planktonic foraminifera: implications for the Globigerina lineage

A Fabbrini, M Greco, F Iacoviello, M Kucera… - …, 2023 - Wiley Online Library
We conducted a morphometric study and wall texture analysis on extant and fossil
specimens of the planktonic foraminifera Globigerina falconensis plexus. Our global data …

Two waves of photosymbiosis acquisition in extant planktonic foraminifera explained by ecological incumbency

H Takagi, Y Nakamura, C Schmidt, M Kucera… - The ISME …, 2025 - academic.oup.com
Photosymbiosis, a mode of mixotrophy by algal endosymbiosis, provides key advantages to
pelagic life in oligotrophic oceans. Despite its ecological importance, mechanisms …

[HTML][HTML] The biphasic life cycle of the non-spinose planktonic foraminifera is characterised by an aberrant coiling signature

KF Darling, K Husum, IS Fenton - Marine Micropaleontology, 2023 - Elsevier
The complete lifecycle of the planktonic foraminifera has continued to remain obscure.
Benthic foraminifera exhibit an obligate alternation of generations between haploid gamonts …

Upper Oligocene to Pleistocene planktonic foraminifera stratigraphy at North Atlantic DSDP Site 407, Reykjanes Ridge: diversity trends and biozonation using modern …

TM Weitkamp, MJ Razmjooei… - Journal of …, 2025 - jm.copernicus.org
Abstract Deep Sea Drilling Project (DSDP) Site 407, located near the Reykjanes Ridge
(southwest of Iceland) offers a rare and extensive record of Late Cenozoic planktonic …

The young microspheric (diploid) life cycle stage of benthic softbottom foraminiferans is adapted for planktonic dispersal

T Cedhagen - Marine Ecology Progress Series, 2024 - int-res.com
This study examines the dispersal ability of megalospheric (haploid) and microspheric
(diploid) foraminiferan generations in their natural soft bottom habitat. Foraminiferans …

Macroevolutionary patterns in intragenomic rDNA variability among planktonic foraminifera

M Greco, R Morard, K Darling, M Kucera - PeerJ, 2023 - peerj.com
Ribosomal intragenomic variability in prokaryotes and eukaryotes is a genomic feature
commonly studied for its inflationary impact on molecular diversity assessments. However …

Quantifying paleoecological impact of the OAE1a on shallow marine ecosystems from southeastern France

A Godet, J Byerly, M Bourdon, M Suarez - Sedimentary Geology, 2024 - Elsevier
Climate and environmental instability during the early Aptian culminated with the unfolding
of the Oceanic Anoxic Event (OAE) 1a, which resulted in the deposition of black shales in …