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Staurastrum chaetoceras forma triradiata
Form, Alga, Terrestrial
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Staurastrum orbiculare ralfsii major
Form, Alga, Terrestrial
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Staurastrum subscabrum forma scabrior
Form, Alga, Terrestrial
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Staurastrum tetracerum forma biradiata
Form, Alga, Terrestrial
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Staurastrum tetracerum forma triradiata
Form, Alga, Terrestrial
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Xanthidium cristatum forma angulatum
Form, Alga, Terrestrial