Oligotrichida

Fig 1: Line drawings of protargol stained cells: a. Showing kineties, oral structures, and nucleus

Fig 1 Line drawings of protargol stained cells: b. An indication of phenotypical variability within the species.

Fig 2: Lugol?s fixed cells, showing trichites, collar, APZ, and prominent VPZ.

Fig 3: Lugol?s fixed cells, showing trichites, collar, APZ, and prominent VPZ.

Fig 4: Lugol?s fixed cells, showing trichites, collar, APZ, and prominent VPZ.

Fig 5: Lugol?s fixed cells, showing trichites, collar, APZ, and prominent VPZ.

Fig 6: Lugol?s fixed and DAPI stained cells, illustrating nuclear shape, Apical view

Fig 7: Lugol?s fixed and DAPI stained cells, illustrating nuclear shape, Lateral view

Fig 8 SEM of Lugol?s fixed cell.

Fig 9 Protargol stain, showing APks and VPks, anterolateral view.

Fig 10 Lugol?s fixed cell.

Fig 11: Strombidium capitatum DAPI stained cells: 11. Ventral view; 12. Dorsal view

Fig 13 SEM image with details of the oral region.

Fig 1: Tontonia gracillima Line drawings of protargol stained cells, showing kineties, oral structures and nuclei: a. Ventral view, indicating complex course of the girdle kinety; b. Left lateral view; c. Ventral left view, with ejected trichites (Tr) and tail

Fig 2: Tontonia gracillima Lugol's fixed cell, ventral left view

Fig 3: Tontonia gracillima Lugol's fixed cell, dorsal left view

Fig 4: Tontonia gracillima Lugol's fixed cell, ventral view, tail is lost during fixation (indentation)

Fig 5: Tontonia gracillima Lugol?s fixed and DAPI stained cell, illustrating nuclear shape

Fig 6: Tontonia gracillima Protargol stain, showing fragmented macronucleus and polykinetids. Left lateral side

Fig 7: Tontonia gracillima Protargol stain, showing fragmented macronucleus and polykinetids. Left lateral side

Fig 8: Tontonia gracillima protargol stain, ventral view

Fig 9: Tontonia gracillima Lugol's fixed cell, ventrolateral view, the tail is lost due to fixation, only the indentation is visible

Fig 10: Tontonia gracillima Lugol's fixed cell, ventrolateral view, the tail is lost due to fixation, only the indentation is visible

Fig 1 Line drawing of a protargol stained cell.