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Description Edrioasteroid (Cystaster stellatus) with the bryozoa genus Corynotrypa from the Ordovician of northern Kentucky.
  • Taylor, P.D. and Wilson, M.A. (1994), "Corynotrypa from the Ordovician of North America: colony growth in a primitive stenolaemate bryozoan", Journal of Paleontology, 68, pp. 241-257.
  • Wilson, M.A. (1985), "Disturbance and ecologic succession in an Upper Ordovician cobble-dwelling hardground fauna", Science 228, pp. 575-577
Date 2007-10-14 (original upload date)
Source Photograph taken by Mark A. Wilson (Department of Geology, The College of Wooster).
Author Original uploader was Wilson44691 at en.wikipedia
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