Macrotrachela nana var. ligulata, whirling, ventral 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. In contrast to many other Macrotrachela species the angle between the trochal discs and the body axis is about 90 degrees. |
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Macrotrachela nana var. ligulata, ramate trophi. |
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Macrotrachela nana var. ligulata; left: head of creeping specimen with rostrum lamella and cilia. Right: foot with spurs . |
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Macrotrachela nana var. ligulata; while the specimens of Macrotrachela nana which have been observed up to now have 4 nuclei in the vitellarium var. ligulata has more than 4 nuclei. |
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Macrotrachela nana var. ligulata; specimen from (2) |
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Macrotrachela nana var. ligulata; left: integument of the trunk; right: detail, showing the pores in the integument; specimen from (2) |
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Location (2): Mte. Maolo, Elba, Italy |
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Habitat (2): between Cladonia-lichens (click to enlarge >>>>) |
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Date (2): coll.: 12.10.2020; img.: 18.01.2021 |
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Location: Hattingen Oberstueter (1); Mte. Maolo, Elba, Italy (2) |
Habitat: moss from roof; together with Adineta major and Philodina acuticornis (1); between Cladonia-lichens (2) |
Date: 04.09. 2016 (1); coll.: 12.10.2020; img.: 17.01.2021 (2) |