Metabarcoding technology using high-throughput sequencing has revolutionized the current
understanding of the diversity and ecology of eukaryotic microorganisms. The aim of the …

The phylogenetic affiliation of Oroscenidae, a family of Radiolaria possessing large siliceous
skeletons, was thoroughly revised in this study. Plankton sampling was conducted over …

Optics-based surveys for large unicellular zooplankton were carried out in five different
oceanic areas. New identification criteria, in which “radiolarian-like plankton” are …

Cross-sections were prepared by ultramicrotome (UM) and focused ion beam (FIB) system
in order to examine the skeletal structure of ecologically and geologically important shell …

A phaeodarian morphotype, characterized by the feet surrounded with forked pedal spines
with anchor‐like structures, was collected in the subtropical North Pacific. Considering the …