170 
Cynomys socialis. C. grisca. 
Anisonyx brachiura. A, rufa. 
Mynomes pratensis . 
Lynx canadensis . L. montanus. L. rufus . L.jlori- 
danus. L. fasciatus. L. aureus . 
25. Description of the loxylon pomiferum , a new 
genus of North American tree. 
26. Second decade of undescribed North American 
plants. 
Coralorhiza maculata . 
Aristida geniculata. 
Panicum uniflorum. 
Polygonum arenarium . 
Scutellaria nemorosa. 
27. First decade of new North American Fishes. 
Anguilla chrysypa Cyprinus bullaris . 
Asclepias maritima . 
Atriplex macronata. 
—- dioica. 
Euphorbia supina . 
<— - Hit oralis. 
- blephura . — 
Salmo pallidus. — 
Bodiarms rupestris . — 
-——— aehigan . — 
28. Survey of the progress of Natural Sciences in 
the United States, from 1800 to 1817. 
-- hemiplus. 
- vittatus. 
- me gal op Sc 
— melanurus . 
The following Tracts will be published in the third 
number of the second volume, for January, 1818. 
29. An introduction to the Ichthyology of the Uni¬ 
ted States. 
