| Philodina sp.21; swimming, dorsal view; species with corona width smaller than cingulum width. The only Philodina species with such proportions of the head is P. convergens. (1) |
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| Philodina sp.19; swimming; dorsoventral view. (1) |
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| Philodina sp.21; anterior part of whirling specimen; different focus planes. Upper left: focus plane on the arched cingulum / upper lip and the cerebral eyespots. Upper right: ventral view; focus plane on the distinct lower lip. and the cilia of the apical field. Lower right: foot, ventral view, focus plane on the dorsal and ventral toes which are always extended while creeping. The also visible are the acute spurs which are relative long with interspace between. (1) |
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| Philodina sp.21; lateral view, focus plane on the rostrum and dorsal antenna, red eyespot. (1) |
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| Philodina sp.21; ramate trophi with dental formula (DF): 1+2+1/ 1+2+1. Rami length (RaL): 23µm. (2) |
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