PLATES IN VOL. XVIIL 



Plate I.^ 



II. ^-Generic Types of Palseozoic Corals. 



inJ 



IV. Carboniferous Lamellibraucliiata. 

 V. PalEeozoic Corals of the State of Oliio. 



^ ^- i Nudibranchiate MoUusca. 

 VILi 



vin.i 



IX 1 



' )-Antliracosaurus Russelh. 



I 

 XI.J 



xii.i 



XIII. 



XIV. y-Deep-sea Sponges from the Atlantic. 



XV. j 



XVI. j 



XVII. Peripatus nov?e-zealandise . 

 XVIII. Russian Fusulinse. 



■^^■^- i Amphipodons Crustaceans. 

 Xa. I 



