148 DESCRIPTION OF PLATES 



PLATE XI 



PHOTO - MACROGRAPHS 



FIG. 23. Corisa undulata. Water Boatman. 



FIG. 24". Serjania. Transverse Section of Stem. 



For details, see page 96. 



PLATE XII 



PHOTO - M ACROGR APHS 

 FIG. 25. Mosquito female. (Anophele.) 



FIG. 26. Human Scalp. Flat Section. Showing Hairs cut 



transversely. 

 For details, see page 97. 



PLATE XIII 

 LANTERN SLIDES 



FIG. 27. A Sample Lantern Slide. (Front view.) 



FIG. 28. A Sample Lantern Slide. (Back view.) 



For details, see page 118. 



