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Ptychagnostus seminula (Whitehouse, 1939)
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Dataset
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GBIF Backbone Taxonomy
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Rank
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SPECIES
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Published in
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S. R. Westrop, R. Ludvigsen, C. H. Kindle. Marjuman (Cambrian) agnostoid trilobites of the Cow Head Group, western Newfoundland. Journal of Paleontology 5: 804--829. (1996).
Classification
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kingdom
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Animalia
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phylum
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Arthropoda
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class
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Trilobita
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order
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Agnostida
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family
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Ptychagnostidae
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genus
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Ptychagnostus
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species
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Ptychagnostus seminula