CONTENTS 



i. Heller, Edmund. The white rhinoceros. 



Published October II, 1913. 77 pp., 31 pis. (Publication Number 

 2180.) 



2. Hay, Oliver P. Description of the skull of an extinct horse, 



found in central Alaska. 

 June 4. 1913. 18 pp., 2 pis. (Pub. No. 2181.) 



3. Marsh, C. Dwigiit. Report on fresh-water Copepoda from 



Panama, with descriptions of new species. 

 June 20, 1913. 30 pp., 5 pis. (Pub. No. 2182.) 



4. Maxon, William R. Saft'ordia, a new genus of ferns from 



Peru. 

 May 26, 1913. 5 pp., 2 pis. (Pub. No. 2183.) 



5. GlLMORE, Charles \Y. A new dinosaur from the Lance forma- 



tion of Wyoming. 

 May 24, 1913. 5 pp. (Pub. No. 2184.) 



6. Fewkes, J. Walter. Great stone monuments in history and 



geography. 

 September 15, 1913. 50 pp. (Pub. No. 2229.) 



7. Heller, Edmund. New races of antelopes from British East 



Africa. 

 July 31, 1913. 13 PP- (Put). No. 2231.) 

 .8. Foote, Dr. J. S. The comparative histology of the femur. 



August 22, 1913. 9 pp., 3 pis. (Pub. No. 2232.) 

 9. Mearns, Edgar A. Descriptions of three new African weaver- 

 birds of the genera Estrilda and Granatina. 

 July 31, 1913- 4 PP- (Pub. No. 2236.) 



10. Mearns, Edgar A. Descriptions of four new African thrushes 



of the genera Planesticus and Geocichla. 

 August 11, 1913- 5 PP- (Pub. No. 2237.) 



11. Mearns, Edgar A. Descriptions of six new African birds. 



August 30, 1913. 5 pp. (Pub. No. 2238.) 



12. Rose, J. N. Populus Macdougalii. A new tree from the South- 



west. 

 September 3. 1913. 2 pp., 1 pi. (Pub. No. 2239.) 



13. Heller, Edmund. New antelopes and carnivores from British 



East Africa. 

 September 16, 1913. 15 pp. (Pub. No. 2240.) 



(v) 



