Metazoa – Obazoa (Opisthokonta)

Observations on Ptygura kostei

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Ptygura kostei José de Paggi, 1996

Most likely ID: n.a.

Basionym: NM

Add’l Synonyms: NM

Scale bars indicate 100 µm.

Two images.

First:	Ptygura kostei on a Java moss (Taxiphyllum barbieri) filament. The somatic body is retracted, the characteristic nuchal fork can be seen with three of the four hooks of approximately equal size.
Second:	The rotifer has now stretched out completely, and the corona is also fully opened.

Please click on < or > on the image edges or on the dots at the bottom edge of the images to browse through the slides!

Place name: Tropical freshwater aquarium
Latitude: 54.3018013 Longitude: 10.07120132

Microscope Zeiss Axioplan, camera Olympus OM-D M5 MKII. DOF images.

Scale bars indicate 50 µm.

Three images. Image no. 2 and 3 belong together. No. 3 is the marked version of no. 2.

First:	Rotifer in ventral view with fully retracted somatic body, which allows an unimpeded view of the four hooks of the nuchal fork.
Second and third:	Fully expanded rotifer in lateral view in median optical section showing base rod and 3 of 4 hooks of the nuchal fork (double arrowhead), trophi (arrow) and fully opened corona. The inset above right shows the rotifer in ventral view with fully retracted somatic body, which allows an unimpeded view of the four hooks of the nuchal fork.

Please click on < or > on the image edges or on the dots at the bottom edge of the images to browse through the slides!

Place name: Tropical freshwater aquarium
Latitude: 54.3018013 Longitude: 10.07120132

Microscope Zeiss Axioplan, camera Olympus OM-D M5 MKII. DOF images.

Scale bars indicate 50 µm.

Three images.

First:	Optical section showing the nuchal fork with its base rod.
Second:	Optical section showing the trophi.
Third:	Optical section showing the fully opened corona.

Please click on < or > on the image edges or on the dots at the bottom edge of the images to browse through the slides!

Place name: Tropical freshwater aquarium
Latitude: 54.3018013 Longitude: 10.07120132

Microscope Zeiss Axioplan, camera Olympus OM-D M5 MKII. DOF images.

Scale bars indicate 50 µm.

Three images. Version of the above series marked with arrows.

First:	Optical section showing the nuchal fork with its base rod (double arrowhead).
Second:	Optical section showing the trophi (arrow).
Third:	Optical section showing the trophi (arrow).

Please click on < or > on the image edges or on the dots at the bottom edge of the images to browse through the slides!

Place name: Tropical freshwater aquarium
Latitude: 54.3018013 Longitude: 10.07120132

Microscope Zeiss Axioplan, camera Olympus OM-D M5 MKII. DOF images.

© Wolfgang Bettighofer,
images under Creative Commons License V 3.0 (CC BY-NC-SA).
For permission to use of (high resolution) images please contact postmaster@protisten.de.

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Observations on Ptygura kostei

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