INDEX. 



141 



FroRS, Reasons for Survival, III, 32. 

 Frost, Relation of, to Certain Plants, III, 



Fruit Trees, Fungus Diseases of, I. 91. 

 Fundus Diseases of Fruit Trees In Iowa, 



L91. 

 Fungus Diseases of Iowa Forage Plants, 



IE. 93. 



G. 



Gall Producing Cynlpldre, II, 110. 

 Galls. (;ynlpldous and Cyniplds, I, 53. 

 Galvanometer, New Astatic, II, 75. 

 Gas, Natural in Iowa, III, 15. 

 Gas wells near Letts, Iowa, II. 68. 

 Geological Position ot Benettites dacotensis 



Machi-UlclV. 

 Geology of Crowley's Ridge, Arkansas, I, 



52. 

 Geology of Eastern Arkansas, I, Sr>. 

 Geology of Northwestern Iowa, Notes on, 



II, 13. 

 Granite and Porpiiyry Areas In Missouri, 



Topography of the, IV. 

 Granites. American Eruptive, III. 2i. 

 Granitic Masses, Disintegration of, III, 22. 

 Gross Anatomy of Campelona, Notes on, 



1,16. 



H. 



Hackberry Psyllida3 found at Ames, Iowa, 

 IV. 



Helix conpei-i. Observations on. III, 28. 



Hemiptera of Iowa, Additions and Correc- 

 tions, III. 103. 



Hemiptera, Additions to Catalogue. I, 65. 



Hemiptera, Distribution of, I, 64. 



Hemiptera, Iowa. Catalogue of, II, 120. 



Hemiptera. on the Distribution of Cer- 

 tain. IV. 



Hemipteron'i Fauna of Iowa, I, 40. 



Historical Note. I. 6. 



Holcn^tpis basi^ettii. n. sp , 1,54. 



Hom^losy of the Inca Bone, IV. 



Hyoid Bone. Abnormal, in the Human 

 Subject, 11,56. 



I. 



Implements Stone, Notice of. III, 30. 



Inca Bone, Homology of the, IV. 



Insectivora, I, 42. 



Insects, Clover, III. 94. 



Interruptions during the Depositions of 



the Burlinzton Limestones, IV. 

 Iowa Hemiptera, III, 103. 

 Iowa Ichneumnnidre, Additions to known 



species of, IV. 

 Iowa Mineralogical Notes, III, 18. 



Jassidne, Life Histories of. III, 101. 



K. 

 Keokuk Beds and their Contained Fossils, 

 Key to Weed Seed In Clover, III. 84. 



Laboratory Apparatus. Some. IV. 

 Laboratory Notes in Zoology, IV. 

 Lake Agassiz, Lineage of, I, 5". 

 Lakes. Ancient Glacial, Shore Lines of, 



11,17. 

 Lepus sylvaticus. Abnormal Pelage In, II, 



116. 

 Limnn?id. New fossil, from Post-plelocene 



of California, 1, 17. 



Limonlte Pseudomorphous after Calclte 

 II, 33. 



List of Meetings, II. 10. 



Local Problems in Science, I, 19. 



Loess in and about Muscatine I, 45. 



Lower Devonian Strata of Iowa, Some Pre- 

 liminary Notes on. IV. 



M. 



Mammals of Iowa, Catalogue of, I, 41. 

 Marsuplalla, 1, 44. 

 Meeting December 29-30. 1891, IF, 11. 

 Meeting .lanuary 1st. 1891, [I, 11. 

 Meeting of September 3d, 1891, II. II. 

 Meeting September 5th, 1890, II, 10. 

 Meetings, List of. II, 10. 

 Membership, II, 5. 

 Melanite in Basic Dike Rock, II, 33. 

 Middle River, Erosion of, II, 12. 

 Milk, Bacteria of, II, 94. 

 Milk Samples. Composite, II, 73. 

 Mineralogical Note-, Iowa. III. 18. 

 Minerals, Notes on Missouri. II, 33. 

 Missouri Minerals, Notes on, II, 33. 

 Missouri, Terraces of, I. 11. 

 Monoste^ia igmita, Lite History and Embry- 

 ology, I. 65. 

 Mortars, Aboriginal Rock, II. 64. 

 Muscatine. Loess In and About, I, 45. 

 Mystic Coal Basin, Structure of, IV. 



N. 



Nascent State, Assumption of a Special, 

 IV. 



Natural Gas in Iowa, III, 1.5. 



Nematocysts. I, 95. 



Newotenis nigrum, n. sp., I, 56. 



New Species of Pemphigus Occurring on 

 Thorn, IV. 



North American Cycads. Notes on. IV. 



Note, Historical, I, 6. 



Notes on the Gross Anatomy of Campel- 

 ona. 1, 16. 



Notes, Phaenological for 1892, III, 46. 



Notes, Phaenological, II, 87. 



Notice of Arrow Points from the Loess in 

 the City of Muscatine, II, 66. 



yj. 



Objects of the Academy, Note on. II, 9. 

 Observations of Geological Position of 



Benettites dacotensi>i, IV. 

 Observations on Helix cooperi III, 28. 

 Occurrence of Cardiocai~pu» In Iowa, IV. 

 Officers. 1892, III, 5. 

 Officers, I. 2. 



Officers, of the Academy, II. 3. 

 On the Assumption of a Special Nascent 



State, IV. 

 Origin and Objects of the Academy, Note 



on, II, 9. 

 Orthopteruus Fauna of Iowa. II, 116. 

 Oviposition of Anomalon, Sp. II. 107. 

 Ozark Region of Missouri, Some Ferns of 



the, 1, 15. 



Palisade Cells and Stomata of Leaves. Ill, 



80. 

 Parafflne Method Applied to Study of 



Embryology of Flowering Plants, IV. 

 Parvus Group of Unionlda\ I, 45. 

 Pelage, Abnormal, in Lepus sylvaticus, II. 



116. 

 Pellrvn atrnpurpurea on Sandstone Ledges, 



III. 93. 

 PempbiglnjB, Wax Glands of. I,«4. 



