Vastness of Extension of Expansion What is in .the Depths ? Tropical Seas 

 Sicilian Seas Predominance of Animal over Vegetable Life Norwegian 

 Seas Ocean Floor still unknown Essays at Deep Sea Sounding Maury's 

 Apparatus Brooke's Telegraphic Plateau Rogers' Cord Gulf Stream 

 Deep Sea Organisms A Teeming Population South Pacific Mac- 

 donald's Researches Foraminifera Their Shells Sarcode Pseudopodia 

 Mode of Feeding Dimensions Polycystina Prevailing Forms Diato- 

 macece Their Frnstules Mode of Increase Articulation Spontaneous 

 Movements Wallich's Observations Systematic Rank World Builders 

 Guano Food of Salpse Food of Whales Chalk Strata Xanthidia A 

 Chain of many Links The World hung upon a Diatom The Upholder 

 Life at great Depths Starfishes Globigerinse Coccoliths Light and 

 Colour. 



