Maryland Geological Survey 



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Species with which compared 

 Occurrences Indicated by circles 































Nilsonia schaumburgensls (Dunker) Nathorst. 

 Nilsonia Johnstrupi Heer. 



Zamltes Carruthersi Seward. 



( Podozamites afflnis (Schenk) Schimper, elllpsoideus Saporta and 

 ; pusillus Yokoyama. 



I Baiera Brauniana (Dunker) Brongn. 

 < Baiera spetsbergensis Nathorst. 

 ( Baiera graminea Nathorst. 



j Taxites species. 



Brachyphyllum obesum Heer. 

 I Brachyphyllum obesiforme Saporta. 

 Brachyphyllum obesiforme elongatum Saporta. 



Abietites Linkii (Roemer) Dunker. 

 Pinites Solmsii Seward. 

 Pinus Peterseni Heer. 



Pinites, cf. Solmsii Seward. 



Frenelopsls occidentalis Heer. 



Frenelopsis varians Fontaine. * 

































































































































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