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Ptychocylis obtusa from the Chukchi Sea
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Ptychocylis obtusa from the Chukchi Sea
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Ptychocylis obtusa from the Chukchi Sea (Station 18 of the Araon Cruise 003)
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Ptychocylis obtusa from the Chukchi in 2012, Ara003 cruise St 50. This elongated morphotype was about half the population.
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Specimen without teeth or serrations on the lorica oral opening. From the Canada Basin in August 2013, cruise Ara04, St. 13.
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Specimen from the Canada Basin in August 2013, cruise Ara04, Station 15.
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From the Canada Basin in August 2013, St 15 of the ARA04 cruise.
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From the Canada Basin in August 2013, cruise ARA04, St 15
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From Station 13 of the ARA04 cruise to the Canada Basin in August 2013