iv Index of Contents. 



IV.— Biological Papers: page 



Coccidse of Kansas. G. A. Dean 265 



Additional Results of Collecting Insects in Kansas and Colo- 

 rado. E. S. Tucker 276 



Notes upon Variation of Melissodes lupina Cresson. T. D. A. 



Cockerell : .... 305 



Supplementary Additions to the List of Kansas Diptera. E. S. 



Tucker 306 



Supplementary Additions to the List of Kansas Hymenoptera. 



E. S. Tucker 308 



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



Dyche 311 



The Poison-glands of a Rattlesnake during the Period of Hiber- 

 nation. L. L. Dyche 312 



Habits of Parasitic Hymenoptera, II. Chas. L. Withington . . . 314 



Winter Condition of Lenticels. Leslie A. Kenoyer 323 



Preliminary List of Insect Types and Co-types in the Snow Col- 

 lection. C. H. Withington 327 



Notes on Kansas Mammals. D. E. Lantz 336 



Weismann's Germ Plasm Hypothesis Untenable. L. C. Woos- 



ter 338 



Additions to the List of Kansas Coleoptera. W. Knaus 351 



v.— Miscellaneous Papers: 



Railroad Rates from an Engineering Standpoint. B. J. Dalton, 355 

 On the care of Mammal Skins Kept for Museum Purposes. 



L. L. Dyche 363 



Notes on the Photography of Wild Birds. J. S. Parker 369 



Cancer— Thoughts On. J. M. McWharf 376 



Notes on the Gila Monster {Heloderma suspectum). B. B. 



Smyth 384 



The Medullary Ray as an Element of Strength in Structural 



Timber. F. E. Jones 386 



Darwinism and Experimentation in Botany. D. T. McDougal, 389 



Index 393 



