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に似ているサイト Pterobranchia.Graptolite.Net
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説明: Diagnosis, occurrence, images and references of the Jurassic species.
人気キーワード： pterobranchia graptolite
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言語: English
Paper by Peter N Durman and Nikolai V Sennikov published in 1992. This species was recognized as the earliest known pterobranch hemichordate.
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The Carboniferous rhabdopleurid graptolite closely resembling the extant species Rhabdopleura compacta Hincks.
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Scientific explanation of the formation of the mountain.
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A free graptolite researcher and a Rosicrucian Frater. Research interests, primarily in sessile graptolites and pterobranchs, and publications.
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Collaborative effort of biologists from around the world, providing information about the diversity of organisms on Earth, their evolutionary history (phylogeny) ...
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An encyclopedia of life on earth.
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This species, a probable extant graptolite (according to some researchers), is regarded as a living fossil.
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Links to graptolite and pterobranch pages, abstracts, articles, graptolite researchers.
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