Trichocerca
| Trichocerca | ||||||||||||
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| Systematics | ||||||||||||
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| Scientific name | ||||||||||||
| Trichocerca | ||||||||||||
| Lamarck , 1801 |
The genus Trichocerca belongs to the family Trichocercidae within the rotifers . The species are also referred to in German as the rat-tail rotifers .
description
The animals are twisted asymmetrically and therefore swim in helical lines. A striped field bordered by keels is located diagonally across the back . Either both toes are the same length, or the right toe has receded and the left toe is long.
Types (selection)
- Tricocerca bicristata is approximately 550 micrometers in size and inhabits pools and ponds. The species can be found in spring and autumn.
- Tricocerca brachyura becomes approximately 190 micrometers long. The species lives in standing water and can be found in spring and late autumn.
- Tricocerca capucina reaches approximately 425 microns and is found in shallow waters.
- Tricocerca cylindrica is 430 to 640 micrometers in size and is found in the plankton of shallower waters in summer and autumn.
- Tricocerca inermis is a 260 to 300 micrometer large species that lives as a solitary among aquatic plants.
- Tricocerca longiseta reaches a size of 300 to 500 micrometers. The species occurs between plants in shallow waters in spring and autumn.
- Tricocerca porcellus is 160 to 245 micrometers long and is often found in the bank regions of ponds, lakes and rivers.
- Tricocerca pusilla is a 110 to 180 micrometer large species of plankton from lakes, ponds and bog waters.
- Tricocerca rattus is a solitary species of ponds, streams and bogs that grows to 280 to 420 micrometers in size.
- Trichocerca tigris is 225 to 300 micrometers in size and lives in lakes, ponds and rivers.
swell
- Heinz Streble , Dieter Krauter : Life in a drop of water. Microflora and microfauna of freshwater. An identification book. Franckh-Kosmos Verlag, Stuttgart 2008, ISBN 978-3-440-11966-2 , p. 294.