Anterior Infraciliature and unexploded extrusomes

Description:

Infraciliature and unexploded cytoplasmic extrusomes of Pseudoholophrya terricola (BERGER, FOISSNER & ADAM,1984). The ellipsoid macronucleus is also seen.The small circular cytostome and its circumoral kinety are visible at the anterior apex.Collected from a non-flooded Petri dish culture of soil from the margin of a eutrophic freshwater pond near Boise,Idaho (43° 40’ 57.20” N 116° 15’ 15.44” W; elev. 2865 ft.;pH 6.59). Stained by the silver carbonate technique (Foissner,W. Europ. J. Protistol.27:313-330;1991).Brightfield.