Nassichuck, W.W. <br/><br/>
A Late Pennsylvanian ammonoid from Ellesmere Island, Canadian Arctic Archipelago 

 - Ottawa, Ontario  Geological Survey of Canada  1969 
 - pp. 123-127 
<br/><br/><label>Subjects--Topical Terms: </label><br/>AMMONOIDEA<br/>CARBONIFERO
<br/><br/><label>Subjects--Geographic Terms: </label><br/>CANADA