Microscopic anatomy of Ridgeia phaeophiale (Pogonophora, Vestimentifera) and the problem of the position of Vestimentifera in the system of animal kingdom. I. General anatomy, obturacules, tentacles
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Microscopic anatomy of Ridgeia phaeophiale (Pogonophora, Vestimentifera) and the problem of the position of Vestimentifera in the system of animal kingdom. I. General anatomy, obturacules, tentacles