New species of the cyathaspidid Poraspis (Agnatha: Heterostraci) from the Late Silurian and Early Devonian of Northwest Territories, Canada
Elliott, David K., Loeffler, Elizabeth J., Liu, YuhaiVolume:
72
Language:
english
Journal:
Journal of Paleontology
DOI:
10.1017/s0022336000036349
Date:
March, 1998
File:
PDF, 7.29 MB
english, 1998