Palaeozoic Fossils of the Northwest — Bierbauer. 247 



♦Palaeochorda and Palaeophycus may be filled-up burrows of wandering marine 

 worms. 



October 2, 1888. 



A few names may be noticed which have appeared subsequent to the 

 date appended to the foregoing list; they have been added while the paper 

 was going through the press. — Editor. 



