CONTENTS. 



PAGE. 



I. Introduction 7 



II. Historical Sketch 9 



III. The Raritan Formation, 16-34 



Introductory, 16 



Description, 18 



Correlation 20 



IV. Botanical Character of the Flora, 35-41 



V. Geographical Distribution of the Flora 42-51 



Occurrence in New Jersey, 42 



Origin and Radiation, 50 



VI. Systematic Paleobotany, 53-228 



ILLUSTRATIONS. 



Plate I, Fig. i. — View showing the Woodbridge clays. 



Fig. 2. — View showing erosion of Woodbridge clays. 

 Plate II, Fig. i. — View showing crossbedded Raritan sands. 



Fig. 2. — View showing the sand bed overlying the Woodbridge 

 clay. 

 Plate III, Fig. i. — View showing seam of lignite near top of Woodbridge 

 clay. 

 Fig. 2. — View showing the fire clay near Keasbey. 

 Pl.a-TE IV, Fig. I. — Dicksonia groenlandica Heer. 

 Pl-'^.te V, Figs. I, 2. — Asplenium Foersteri Deb. & Ett. 



Figs. 3, 4. — Asplenium Dicksonianum Heer. 

 Plate VI, Figs. 1-5.— Sequoia heterophylla Velen. 

 Plate VII, Figs. 1-4. — Brachyphyllum macrocarpum Newb. 

 Pl.\te VIII, Figs. I, 2. — Widdringtonites Reichii (Ett.) Heer. 



Figs. 3-6. — Moriconia cyclotoxon Deb. & Ett. 

 Pl.a.te. IX, Figs. 1-7.— Protophyllocladus subintegrifolius (Lesq.) Berry. 

 Plate X, Fig. i. — Myrica acuta Hollick. 



Fig. 2. — Myrica X^ewberryana Hollick. 

 Fig. 3. — Myrica fenestra Newb. 

 Fig. 4. — Myrica raritanensis Hollick. 

 Fig. 5. — Myrica emarginata Heer. 

 Fig. 6. — Myrica Hollicki Ward. 

 Fig. 7. — Myrica cinnamomi folia Newb. 



(iii) 



