Chaptee Y.— The Carboniferous strata— Continued. 



Coal Measures— Continued. Page 



Seekonk beds 173 



Seekonk conglomerate --- 174 



Beds north of the Tenmile River in Attleboro 175 



Contac t of red and gray beds, with local unconformity 176 



Red shales - 177 



Raindrop imprints.-- - 178 



Attleboro syneline - 179 



Blake Hill fault block 180 



Fossils - 181 



Coal .,. - 182 



Blake Hill thrust plane. .« 183 



Bighton conglomerate group 184 



Extension of the Coal Measures north and east of Taunton .,. 187 



Dedham quadrangle - 187 



Mansfield area 188 



Flora of Mansfield section 191 



Bndgewater area - 192 



Abmgton quadrangle. 193 



Taunton quadrangle 195 



Red beds - 195 



Outcrops in Norton .-- 195 



Wlnneoonnet ledges 196 



Scolithus beds -..., -. 197 



Taunton waterworks section .- 198 



Westville section.... - 199 



Taunton River Valley - 200 



Middleboro quadrangle - 200 



Chapter YI. — Organic geology - 202 



Insect fauna , - 202 



Stratigraphic position of the fauna 203 



Odontopteris flora - - 203 



List of plants identified by Lesqnereux.-.. - -- --- 204 



Coal beds.-.- - - 205 



Search for coal ^ 207 



Thickness of the Carboniferous..-. - 208 



Acknowledgments - - - 211 



Appendix.— Bibliography of the Cambrian and Carboniferous rocks of the Narragansett Basin . . 212 



