222 ILLINOIS BIOLOGICAL MONOGRAPHS [432 



EXPLANATION OF PLATE 



Fig. I. Stenophora larvata (Leidy) Ellis. After Leidy, 1853, Plate X, Fig. i. 

 Figs. 2, 3, 4. Stenophora polydcsmi (Lankester) Watson. After Leidy, 1853, 



Plate XI, Figs. 23, 25, 27. 

 Fig. 5. Stenophora jiilipusilli (Labbe) Crawley. After Leidy, 1853, Plate X, 



Fig. 21. 

 Fig. 6. Stenophora juliptisilli (Labbe) Crawley. After Crawley, 1903a, Plate 



XXX, Fig. 17. 

 Fig. 7. Stenophora juli (Frantzius) Labbe. After Frantzius, 1848, Plate VII, x, 



Fig. I. 

 Fig. 8. Stenophora juli (Frantzius) Labbe. After Schneider, 1875, Plate XX, 



Fig. 29. 

 Fig. 9. Stenophora dauphinia Watson. After Leger and Duboscq, 1904, Plate 



XIV, Fig. 13. 

 Fig. 10. Stenophora spiroboli Crawley. After Crawley, 1903, Plate II, Fig. 22. 

 Figs. II, 12. Stenophora fontariae (Crawley) Watson. After Crawley, 1903, Plate 



I, Fig. 12; Fig. 14. 

 Fig. 13. Stenophora hrbleinanni Leger and Duboscq. After Leger and Duboscq, 



1903a, Fig. 21. 

 Figs. 14, 15. Stenophora neinatoidcs Leger and Duboscq. After Leger and Du- 

 boscq, 1903a, Fig. 17(2), Fig. 17(1). 

 Figs. 16, 17. Stenophora varians Leger and Dubosq. After Leger and Duboscq, 



1903a, elongate form Fig. 18; globose form Fig. 20. 

 Fig. 18. Stenophora prodncta Leger and Duboscq. After Leger and Duboscq, 



1904, Plate 14, Fig. 10. 

 Figs. 19, 20. Stenophora aculeata Leger and Duboscq. After Leger and Duboscq, 



1904, Plate 14, Fig. 5 ; protomerite Fig. 14. 

 Fig. 21. Stenophora polyxeni Leger and Duboscq. After Leger and Duboscq, 1904, 



Plate 14, Fig. 6. 

 Figs. 22", 23. Stenophora silenc Leger and Duboscq. After Leger and Duboscq, 



1904, Plate 14, elongate form Fig. 12b; globose form Fig. 12a. 

 Figs. 24, 25. Stenophora chordeuine Leger and Duboscq. After Leger and Du- 

 boscq, 1904, Plate 14, globose form Fig. 11; elongate form Fig. 15. 

 Fig. 26. Stenophora robusta Ellis. After Ellis, 1912b, Fig. ib. 

 Fig. 27. Stenophora cockerellae Ellis. After Ellis, ig\2z, Fig. ic. 



