Perrier and Yeo. 
Phil Trans. 1884 
Plate 20 
Fig. 60 
Fig. 63 
Fig. 64 
Fig. 65 
Fig. 66 
Fig. 67 
Fig. 68 
Fig. 69 
ity. 70 
Fig. VI 
Fig. 72 
Fig. 73 
Photoorapheo 
Printeo 
PhOTOMECH/.NICAL PflINTINO COMPANY 
Lansoowne Koao. Tottenham 
