Fig. 29 (No. 148).—Left eye, upper half.
Fig. 30 (No. 72).—Right eye, lower half.
Fig. 31 (No. 171).—Left eye, whole section.
Fig. 32 (No. 171).—Microscopic section, low power.
Fig. 33 (No. 171).—Microscopic section, high power.
Fig. 29 (No. 148).—Left eye, upper half.
Fig. 30 (No. 72).—Right eye, lower half.
Fig. 31 (No. 171).—Left eye, whole section.
Fig. 32 (No. 171).—Microscopic section, low power.
Fig. 33 (No. 171).—Microscopic section, high power.