DIRECTIONS 
FOR 
PLACING THE PLATES. 
Tas. 1. Organ of voice in Cygnus Buccinator . . . . . . to face page 4 
2. Leuciscus Lancastriensis and L. ceruleus . . . . . . . . . l10 
3. Dentalium semistriolatum and D.Sowerbyi . . . . . . . . 95 
4. Mesa ovata 3 
5. Badula Sieberi 
6. Ardisia odontophylla ¢ . to follow page 138 
7. Ardisia Icara 
8, Ardisia nereifolia 3 
