| Macrotrachela nana var. ligulata, head of whirling specimen, dorsal view. |
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| Macrotrachela nana var. ligulata, two aspects of the head while whirling. Left: Focus plane on the one-lobed upper lip. Right: same specimen; focus plane on the ligula beneath the upper lip. This species must not be confused with Macrotrachela plicata plicata which has also a ligula in the sulcus, but a different upper lip. |
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| Macrotrachela nana var. ligulata, another specimen from (1); whirling. |
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| Macrotrachela nana var. ligulata; left: foot with spurs and small interspace. |
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| Location: Ross -sample |
| Habitat: ?? |
| Date: 19.09. 2015 |
Samples provided by courtesy of Dr. N. Iakovenko (Ostrava; Czech Republic) and Dr. K. Janko (Libechov, Czech Republic). |
