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Type specimen, dorsal
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Type specimen, posterior
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Monarthrum cordicticum specimen, dorsal view
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Monarthrum cordicticum specimen, lateral view
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Monarthrum cordicticum specimen, posterior view
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Type specimen, lateral
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Monarthrum cordicticum specimen, frontal view
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Monarthrum infradentatum specimen, frontal view
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Type specimen, dorsal
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Monarthrum infradentatum specimen, dorsal view
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Monarthrum infradentatum specimen, posterior view
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Type specimen, frontal
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Type specimen, posterior
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Monarthrum infradentatum specimen, lateral view
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Type specimen, lateral
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Type specimen, frontal
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Type specimen, lateral
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Type specimen, posterior
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Type specimen, dorsal
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Monarthrum exornatum specimen, frontal view
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Monarthrum exornatum specimen, posterior view
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Monarthrum exornatum specimen, lateral view
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Monarthrum exornatum specimen, dorsal view
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Monarthrum gnarum specimen, posterior view