IV. 



BIOLOGICAL PAPERS. 



1. "CocciD.E OF Kansas." 



By Geo. A. Dean, Kansas State Agricultural College, Manhattan. 



2. "Additonal Results of Collecting Insects in Kansas and Colo- 



rado." 



By E. S. Tucker, United States Department of Agriculture, Washington, D. C. 



3. "Notes Upon Variation of Melissodes lupina Cresson." 



By T. D. A. COCKERELL. 



4. "Supplementary Additions to the List of Kansas Diptera." 



By E. S. Tucker, United States Department of Agriculture, Washington, D. C. 



5. "Supplementary Additions to the List of Kansas Hymenoptera. " 



By E. S. Tucker, United States Department of Agriculture, Washington, D. C. 



6. "A New Bird for the Kansas List, taken at Lawrence." 



By L. L. Dyche, University of Kansas, Lawrence. 



7. "The Poison-glands of a Rattlesnake During the Period of 



Hibernation." 



By L. L. Dyche, University of Kansas, Lawrence. 



8. "Habits of Parasitic Hymenoptera, II." 



By Charles H. Withington, University of Kansas, Lawrence. 



9. "Winter Conditions of Lenticels." 



By Leslie A. Kenoyer, Independence. 



10. "Preliminary List of Insect Types and Co-types in the Francis 



Huntington Snow Entomological Collection." 



By Charles H. Withington, University of Kansas, Lawrence. 



11. "Notes on Kansas Mammals." 



By D. E. Lantz, Biological Survey, Washington, D. C. 



12. "The Germ-plasm Hypothesis of Weissmann Untenable." 



By L. C. WoosTER, State Normal School, Emporia. 



13. "Additions to the List of Kansas Coleoptera for 1908." 



By W. Knaus, McPherson. 



(263) 



