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Xystonellopsis heros was originally described by Cleve (1899) as Undella hero
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Xystonellopsis paradoxa was originally described by Cleve (1899) as Undella paradoxa
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From a sample taken about 1 km offshore from the Cap de Nice (France) at 250 m depth on March 13th, 2023.
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Live specimen from the Bay of Villefranche (NW Mediterranean Sea)
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Specimen from the Canada Basin. Sample collected in August 2013 by Eun Jin Yang
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Parafavella parumdendata specimen from the Bering Sea collected by Diane Stoecker.
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Specimen from the Bering Sea
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From the Bay of Villefranche in January 2011
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Lugol's-fixed specimen
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Specimen from the Bay of Villefranche
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Specimen from the Eastern Medit Sea
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Specimen from a lugol's-fixed sample taken from 250m depth off Villefranche-sur-Mer, Jan 16, 2017.
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Specimen from the Eastern Tropical Pacific, Costa Rica Dome Area.
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A remarkable variety of specimens were shown by Brandt. Dimensions according to the text (pg 373): lengths 370-410 µm, widths 60-90 µm. It appears that fig 7 was red-drawn in Kofoid & Campbell (1929) as fig. 481, pg. 242.
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Specimen from the South East Pacific sampled during the Biosope cruise in 2002.
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Specimen from the South Eastern Pacific collected during the Biosope cruise in 2002.
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Specimen from the South East Pacific collected during the Biosope cruise of 2002.