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CONTENTS. 5 



— LepiclosteicUe', 75. — Summary, 75. — Table of the Food of Younjj 

 Fishes. 78. 

 The Food of Pirds . . . . .80 



Introduction, 80. — Methods, 86. 



Fit in ill/ Turdidie (the Thrushes), 81). — Turdus migratorius, L. (the 

 Robin), 89. — Recapitulation, 97. — Economical Relations, 101. — 

 Table of the Food of the Robin, 104. — Mimus carolinensis, L. 

 (the Cat-bird), 107.— Recapitulation, 112.— The Cat-bird and the 

 Robin, 113.— Economical Relations, 114.— Table of the Food of 

 the Cat-bird, 116. — Harporhynchus rufus (the Brown Thrush), 

 118. — Summary for the Year, 122. — Recapitulation, 12;-!. — Econ- 

 omical Value, 124- — Table of the Food of the Brown Thrush, 

 125.— Turdus mustelinus, Gm. (the Wood Thrush). 127.— Hylo- 

 cichla pallasi. Cab. (the Hermit Thrush), 129.— Turdus alicia', 

 Bd. (the Alice Thrush), 130.— Turdus swainsoni. Cab. (Swainson's 

 Thrush), 131.— Mimus polyglottus, L. (the Mocking-bird), 131.— 

 Conclusion, 132. — Table of the Food of the Thrushes in April 

 and May, 135. — Table of the Food of the Thrushes, 136. 

 Famihf Saxicolidie {the Stonechats), 137. — Sialia sialis, L. (the Blue- 

 bird), 137. — Summary for the Year, 144. — Economical Relations, 

 145.— Table of the Food of the Bluebird, 147. 

 Notes upon the Food of Predaceous Beetles . . . 149 



Notes on Insectivorous Coleoptera . . . 153 



Mouth Structures of Carabidse, 153. — Food of the Carabidn', 154. — 

 Food of Podabrus, 158. — Food of CoccinellidiiJ, 158. 



BULLETIN No. 4. 



A Revised Catalogue op the Birds Ascertained to Occupi in Illi- 

 nois ...... 161 



Preface . . . . . . .163 



Table of Families of Birds Represented in the Avian-fauna of Illinois, 



given in Order of Number of Species . . . 167 



The Number of Species belonging to each Family which Breed in the 



State . . . . . . .167 



Bibliography ...... 168 



Catalogue of the Birds of Illinois .... 171 



Order Passeres, 171.— Family Turdida? (Thrushes), 171.— Family Sax- 

 icolidic (Stonechats and Bluebirds), 172. — Family Ptilogonatidie 

 (Fly-catching Thrushes), 172.— Family Silviida; (True Warblers), 

 172.— Family Paridie (Titmice or Chickadees), 172.— Family 

 Sittida3 (Nuthatches), 172.— Family Certhiida; (Creepers), 173.— 

 Family Troglodytidio (Wrens), 173. — Family Motacillidii; (Wag- 

 tails and Titlarks), 173. — Family Mniotiltidte (American Warb- 

 lers), 173. — Family Vireonidio (Vireos or Greenlets), 176. — Fam- 

 ily Laniidie (Shrikes), 176. — Family Ampelid;e (Wax-wings), 

 176. — Family Hirundiuida' (Swallows), 177. — Family Tanagri- 

 dae (Tanagers), 177. — Family Fringillidie (Finches, Sparrows, 

 and Buntings), 178. — Family Icteridte (American Starlings), 182. 

 —Family Corvida; (Crows and Jays), 183. — Family Alaudidie 



