Bibliographic Detail
Shrock, R.R. & Twenhofel, W.H., 1939
Reference:
Shrock, R.R. & Twenhofel, W.H. (1939). Silurian Fossils from Northern Newfoundland. Journal of Paleontology 13(3): 241-266, 3 figures, 1 table, plates 27-30.
Publication Date:
May 1939