236 ILLINOIS BIOLOGICAL MONOGRAPHS [446 



EXPLANATION OF PLATE 



Fig. 1/6. Gregarina glohosa Watson, X lOO. 



Figs. 177, 178. Gregarina ohlonga Dufour. After Dufour, 1837, Plate I, Fig. 9; 



Fig. 9a. 

 Fig. 179. Cysts of species called by Dufour G. sphaerulosa. After Dufour, 1837, 



Plate I, Fig. 4. 

 Fig. 180. Cysts of species called by Dufour G. soror. After Dufour, 1837, Plate 



I, Fig. 5. 

 Figs. 181, 182. Gregarina hyalocephala Dufour. After Dufour, 1837, Plate I, Fig. 



8; Fig. 8a. 

 Fig. 183. Gregarina ovata Dufour. After Frantzius, 1848, Plate VII, Group IX, 



Fig. I. 

 Fig. 184. Gregarina blattarum Siebold. After Schneider, 1875, Plate XVII, Fig. il. 

 Figs. 185, 186. Gregarina serpentula deMagalhaes. After deMagalhaes, 1900, Fig. 4. 

 Fig. 187. Gregarina panchlorae Frenzel. After Frenzel, 1892, Plate VIII, Fig. 20. 

 Fig. 188. Gregarina locustae Lankester. After Leidy, 1853, Plate XI, Fig. 35. 

 Figs. 189, 190. Actinocephalus fimbriatus (Diesing) Ellis. After Leidy, 1853, 



Plate XI, Fig. 27; Crawley, 1907, Plate XVIII, Fig. 3. 

 Figs. 191, 192. Gregarina oviceps Diesing. After Leidy, 1853, Plate XI, Fig. 32; 



Crawley, 1903, Plate III, Fig. 35. 

 Fig. 193. Gregarina kingi Crawley. After Crawley, 1907, Plate XVIII, Fig. 10. 

 Fig. 194. Gregarina rigida (Hall) Ellis. After Crawley, 1907, Plate XVIII, Fig. 8. 

 Fig. 195. Gregarina longiducta Ellis. After Ellis, 1913c, Fig. 8. 

 Fig. 196. Gregarina consobrina Ellis. After Ellis, 1913b, Plate XVIII, Fig. 24. 

 Figs. 197, 198. Gregarina rigida (Hall) Ellis. After Hall, 1907, Plate I, Fig. 8; 



Watson, 191 5, Plate II, Fig. 19. 

 Fig. 199. Gregarina macrocephala (Schneider) Labbe. After Schneider, 1882, 



Plate XIII, Fig. 42. 

 Fig. 200. Hyalospora affinis Schneider. After Schneider, 1882, Plate XIII, 



Fig. 33- 

 Fig. 201. Gamocystis tenax Schneider. After Schneider, 1875, Plate XIX, Fig. 10. 

 Fig. 202. Pileocephalus blaberae (Frenzel) Labbe. After Frenzel, 1892, Plate VIII, 

 Fig. 24. 



