| Trichocerca longiseta, lateral view, specimen from (1). |
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| Trichocerca longiseta, fusiform body.(1) |
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| Trichocerca longiseta, species with two frontal dents: one long dent which extends up to the middle of the trunk (marked by yellow arrowheads; the other dent is marked by green arrowhead). Also visible is the red cerebral eyespot. (1) |
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| Trichocerca longiseta, sometimes a mucilaginous thread is ejected from the foot glands, which can be seen in this image. (1) |
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| Trichocerca longiseta, focal plane on the lateral antenna (yellow arrow). The right arrow points to the bladder. (1) |
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| Trichocerca longiseta, the insert shows the single small paratoe (arrowhead). (1) |
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| Trichocerca longiseta, specimen from (2). Visible is the dorsal antennna left above the red eyespot. |
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| Trichocerca longiseta, two aspects of the virgate trophi. (1) |
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| Location: Wahner Heide near Cologne/ Germany, Sphagnum pond (1); NSG Heiliges Meer, Heideweiher (2) |
| Habitat: between submersed plants (1); (2) |
| Date: 13.5.2010 (1); 16.04.2011 (2) |
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