In August 1900,  Amadeus W. Grabau (1870-1946) published  Palaeontology of the Cambrian Terranes of the Boston Basin . He described an Ol...

  These images are of the holotype fossil of  Gennaeocrinus carinatus crinoid. It was named by Elvira Wood a paleontology instructor at the...

  1921 passport photograph of Ruth F. Gillespie (restored in Adobe Photoshop) I live near outcrops of the Ordovician Period Bardstown Reef f...