Peridinium inconspicuum
Peridinium nuclear and chromosomal micrographs(3)

Peridinium apical pore
Peridinium zygote, apical pore
zygote missing outer wall layer
Peridinium undergoing fusion
Peridinium undergoing fusion (earlier stage)
Peridinium trichocyst 1
Peridinium trichocyst 2
Peridinium psuedopod from apical pore into bacterial lawn
Peridinium pseudopod from apical pore with bacteria