Piastraccia (iou) and Vieussens, Raymond de (medicine)

Piastraccia (iou)

Piastraccia noun. E20.
[A quarry near Seravezza, northern Italy.]
A variety of white marble with thin grey veins.

Vieussens, Raymond de (medicine)

Vieussens, Raymond de
<person> French anatomist, 1641-1715.

See: Vieussens' annulus, Vieussens' ansa, Vieussens' centrum, Vieussens' foramina, Vieussens' ganglia, Vieussens' isthmus, Vieussens' limbus, Vieussens' loop, Vieussens' ring, valve of Vieussens, Vieussens' valve, Vieussens' veins, Vieussens' ventricle.

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