226 ILLINOIS BIOLOGICAL MONOGRAPHS [436 



EXPLANATION OF PLATE 



Fig. 52. Amporoides calverti (Crawley) Watson., X 195. 



Fig. 53. Stenophora impressa Watson, X 195. 



Fig. 54. Stenophora diplocorpa Watson, X 195. 



Fig. 55. Stenophora lactaria Watson, X 195- 



Figs. 56, 57. Cnemidospora lutea Schneider. After Schneider, 1882, Plate XIII, 



Fig. 44 ; protomerite, Fig. 44. 

 Fig. 58. Amphoroidcs polydesmi (Leger) Labbe. After Leger, 1892, Plate X, 



Fig. ID, 

 Figs. 59, 60. Didymophyes leuckarti Marshall. After Marshall, 1893, Plate II, 



Fig. 24; Fig. 26. 

 Fig. 61. Didymophyes gigantea Stein. After Stein, 1848, Plate XI, Fig. 40. 

 Fig. 62. Didymophyes paradoxa Stein. After Leger, 1892, Plate VI, Fig. 14. 

 Fig. 63. Didyniophyes gigantea Stein. After Labbe, 1889, Fig. 4. 

 Fig. 64. Actinocephalus americanus Crawley. After Crawley, 1903a, Plate XXX, 



Fig. 22. 

 Fig. 65. Stylocephalus sp. After Crawley, 1903, Plate III, Fig. 29. 

 Fig. 66. Actinocephalus digitatus Schneider, After Schneider, 1875, Plate XVI, 



Fig. 35- 

 Fig. 67. Actinocephalus stelliformis Schneider. After Schneider, 1875, Plate XVI, 



Fig. 32. 

 Fig. 68. Actinocephalus crassus (Ellis). After Ellis, 1912a, Fig. 7. 

 Fig. 69. Actinocephalus stelliformis Schneider. After Schneider, 1875, Plate XVI, 



Fig. 32. 

 Fig. 70. Actinocephalus harpali Crawley. After Crawley, 1903, Plate I, Fig. i. 

 Fig. 71. Didymophyes minuta (Ishii) Watson. After Ishii, 1914, Fig. 2a. 

 Fig. 72. Didymophyes paradoxa Stein. After Stein, Plate IX, Fig. 34. 

 Fig. 7S. Actinocephalus stelliformis Schneider. After Schneider, 1875, Plate XX, 



Fig. 20. 

 Fig. 74. Actinocephalus sophus (Ellis). After Ellis, 1913a, Fig. 2. 



