TABLE OF CONTENTS. 



BULLETIN Ts^). 1. 



Introduction ...... 1 



List op Illinois Crustacea, with Descriptions of New Species .S 

 Key to the Species Mentioned in the Preceding Paper . . ^ 17 



Appendix . . . . . . .24 



The Tree in Winter ..... 26 



SoiHC Pinate as a Test for Lime . . . .32 



A Partial Catalogue op the Fishes of Illinois . . 'V> 



Family Percidffi, 34. — Family Aphredoderidto, 38. — Family Scia^nid:(\ 

 40.— Family Cottidie. 40— Family Gadida% 42.— Family Gas- 

 terosteida\ 42. — Family Atherinida\ 42. — Family Cyprinodonti- 

 d:e. 42. — Family Umbrida% 43. — Family Esocid;e, 43. — Family 

 Percopsidrt'. 43. — Family Saliuonida^, 43. — Family Hyodontid.r, 

 44. — Family ClupeidiB, 44. — Family Cyprinidio, 44. — Family 

 Catostomida-, 48. — Family Silurida% 50. — Family Anguillida", 

 51. — Family Amiida^ 51. — Family Lepidosteidie, 51.— Family 

 Polyodontida?, 51 . — Family Acipenseridie, 51. — Family Petromy- 

 zontida^ 52. 

 Upon Parasitic Fungi ..... 52 



A List op the Orthoptera op Illinois . . . 59 



Family Forficulida?, 59. — Family Blattidie, 59. — Family Mantidii', 60. — 

 Family Phasmidae, 60. — Family .Acridida\ 61. 



BULLETLN No. 2. 



Introduction . . . . . . .1 



A List op the Species op the Tribe Aphidini, Family Aphididce, 

 Found in the United States, which have been heretofore Named, 

 loith Descriptions of some Neiv Species. ■ 3 



A New Species of Aphis, of the Genus Colopha . . 17 



A List op the Mosses, Liverworts, and Lichens of Illinois 18 



Musci, 18. — Hepaticai, 24. — Lichenes, 27. — Index to Genera, 35. 



A Catalogue of the Fishes op Illinois . . . 37 



Sub-class Teleostei, 38. — Order Teleocephali, 38. — Suborder Acanthop- 



teri, 38. — Family Etheostomatidie (the Darters), 38. — Family 



Percidie (the Perches), 43. — Family Labracidie (the Bass), 44. — 



Family Centrarchidai (the Sun-fishes), 44. — Family Elassomatidic 



