ROCKS. 25 



Names. Associated fossils ami localities. 



103 Trenton limestone (with Orthis and Leptcena). Dry Moose river, 



Lewis. 



(with fragments of fossils). 



(with Chatetes lycoperdon). 



(with remains of fossils). 



(hemispherical form of ChcBtetes from). 



(with Comdaria). Sugar river near Boonville. 



(with remains of Leptcena). 



(with L. sericea). Sugar river, Boonville. 



(with Orthis pcctinclla). Middleville. 



(with Leptcena sericea). Dry Moose river. 



(with graptolites). Trenton falls. 



(with spar). Sugar river, Boonville. 



(with Orthis testudinaria). Fortplain. 



(with O. testuditiaria). 



(with encrinal and other remains). 



(with obscure Leptcena altemata). Martinsburgh. 



(polished specimen). Boonville, Sugar river. 



(with encrinal stems). 



(with caudal shield of Illamus crassicauda). 



(with encrinal fragments). Near Trenton village. 



(with fragment of hot el 'us gigas). Near Boonville. 



(with fragments of Calymene). Middleville. 



(with encrinal and other remains). 



(with fragments of Orthoceras, etc.). Watertown. 



(with Orthis, etc.). Watertown. 



(with crinoidal fragments and concretious). Creek 



at Spraker's basin, 

 (with casts of Isotelus gigas). Plattsburgh. 

 (with Orthis pectinella). 

 (with obscure fossils). Dry Moose river, 

 (with Orthis). Falls of Sugar river, Boonville. 

 (with fragments of Phurotomaria). Watertown. 

 (with fragments of fossils, crystalline). 

 1!» 



10-1 



do 



105 



do 



100 



do 



107 



do 



108 



do 



109 



do 



110 



do 



111 



do 



112 



do 



113 



do 



114 



do 



115 



do 



116 



do 



117 



do 



118 



do 



119 



do 



120 



do 



121 



do 



122 



do 



123 



do 



124 



do 



125 



do 



120 



do 



127 



do 



128 



do 



129 



do 



130 



do 



131 



do 



132 



do 



1 OO 

 1 OO 



do 



134 



do 



