| Macrotrachela quadricornifera var. loricata: whirling, focus plane on the three-lobed upper lip. (3) |
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| Macrotrachela quadricornifera var. loricata: anterior part of whirling specimen. Left: focus plane on the two-lobed upper lip with semicircular interspace between the lobes. Right: optical section more ventrally; focus plane on the ramate trophi with DF 2+1/1+2. (3) |
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| Macrotrachela quadricornifera var. loricata: whirling, focus plane on the three-lobed upper lip. (1) |
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| Macrotrachela quadricornifera var. loricata: foot with triangle-shaped, inward-curved appendages (not the spurs!!) from Upper images: specimen from (3); left: living specimen, focus plane on the appendages. Right: compressed and macerated secimen; in focus are the appendages and spurs with bulbous base and no interspace. Also visible the granulated integument of the trunk (rump). Lower images: appendages of two different specimens from different locations; left:(1); right (2). |
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| Lower images: spurs from two different specimens from different locations; left:(1); right (2) |
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| Macrotrachela quadricornifera var. loricata: another specimen, ventral aspect of the head, visible are also the appendages on the 1st foot pseudosegment. (1) |
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| Macrotrachela quadricornifera var. loricata: another specimen, whirling, from (2) |
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| Location : Hattingen Oberstüter, An der Honte, wall (1); Dolomites / Italy(2); Lennep-Nagelsberg; water reservoir Wuppertalsperre, NRW; Germany (31) |
| Habitat: moss (1); Sphagnum moss, together with Cephalodella dentata, Macrotrachela papillosa and Habrotrocha reclusa (2); submersed moss (3) |
| Date: 21.06.2013 (1); 08.11.2017 (2); 11.03.2014 (3) |
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