11 



Contributions to a Knowledge of the Hymenoptera of 

 Brazil, No. 7 — Eumeuidse (Genera Zethus, Labus, 

 Zethoides, Eumenes, Montezumia and Nortonia), 407 



Harshberger, John W. , Ph.D. Thermotropic Move- 

 ment of the Leaves of Rhododendron maximum L., 219 



Johnson, Charles W. New and Interesting Species in 

 the Isaac Lea Collection of Eocene Mollusca 

 (Plates I, II), 71 



Meehan, Thomas. Contributions to the Life -History of 

 Plants, No. XIII: 1. Sex in Flowers— Cory lus 

 rostrata; 2. Clethra alnifolia in Relation to its 

 Morphology ; 3. Sanicula — A Biological Study; 

 4. Rosa rugosa in Connection with the Evolution of 

 Form; 5. Viola in Relation to Pollinization and 

 Fecundation; 6. Isnardia palustris — Additional 

 Note on its Stipular Glands; 7. Parthenogenesis; 

 8. Lactuca scariola in Relation to Variation and the 

 Vertical Position of its Leaves; 9. The Stigma of 

 Asclepias; 10. Phyllotaxis in Connection with Che- 

 nopodiacese and Polygonacese ; 11. The Influence of 

 Fungi on the Forms and Characters of Plants; 12. 

 The Movements of Plants; 13. Eccentricity of the 

 Annual Wood Circles in Rhus toxicodendron L. ; 

 14. Morphology of the Grape, 84 



Miller, Gerrit S. , Jr. Descriptions of Two New Gray 



Foxes, 276 



The Voles Collected by Dr. W. L. Abbott in Central 



Asia (Plates XII, XIII), 281 



Descriptions of Six New American Rabbits, .... 380 



Moore, J. Percy. A Snow-inhabiting Euchytrpeid (Mesen- 

 chytrseus solifugus Emery) Collected by Mr. Henry 

 G. Brvant on the Malaspina Glacier, Alaska 



(Plate VII) 125 



Leurognathus marmorata, a New Genus and Species of 

 Salamander of the Family Desmoguathidse (Plate 

 XIV), 316 



Oberholser, Harry C. Some Untenable Names in Orni- 

 thology, 201 



