Raymond: Tni'; Ciiazv Formation' and its Fauna. o.")! 



Srcf/oii at Cron'/i Point, Neiu York."''^ 

 A,.,. 'I'hick beds of slaty shale with occasional bands of hard, fine- 

 grained sandstone. Fucoids numerous. 



25 feet 2 inches = 25 feet 2 inches. 

 Li/!i^i//a braincjuti a. 

 A5_i„ C,. Impure blue limestone, rather thin-bedded. 



91 feet 10 inches 



= 117 feet. 



CaniercUa lioii^irosfris r, 

 Caincrfl/a lui/'ia/is r, 

 Jllac'/i/nti's ///(r^i;7/f/s r, 

 Isotcliis hanisi c, 

 Leperditia canadensis c, 

 Leperditia liniatiila r, 

 Eu/ychi/ina latiniarginata r. 



34 feet =151 feet. 

 B|.,. lmj)ure. thin-bedded fine-grained limestone. 



16 feet 6 inches^ 167 feet 6 inches. 



Pl(Csioniys platys c, 

 Ilcbcrtclla vnlgaiis c, 

 Rafinesquina a Item at a c, 

 Rafincsquina inerassata c, 

 Zygospira acutirostris x, 

 Orthidinni laniellosuin r, 

 Lingula sp. r, 



Concealed. 



Plczsioinys platys c, 

 Rafinesquina alternata r, 

 Rafinesquina e/ianip/ainensis c, 

 Rafinesquina inerassata R, 

 Canierclla 7'aria/is R, 

 Rap/iistonia staniineum r, 

 Rapliistonia striatu)n R, 



Concealed. 



Bucania sulcatina c, 

 Mae/urites niagnus r, 

 Ctenodonta peraeuta R , 

 Isotclus karri si r, 

 TJialeops ovata R, 

 Leperditia iiniatu/a c. 



31 feet = 198 feet 6 inches. 



B„_,fi, C,,.,._,. Impure rather shaly limestone interstratified with heavy- 

 bedded, fine-grained blue limestone. 80 feet = 278 feet 6 inches. 



Paleocystites tcnuiradiatus c, 

 Afonotrypella sp. r, 

 Rliinidietya fe nest rata R, 

 Plaisioniys platys c, 

 Rafinesquina alternata c, 

 Rafinesquina chaniplaincnsis c, 

 Rafinesquina inerassata, 

 Cainerella longirostris r, 



Rapliistonia staniineum c, 

 Bucania sulcatina c, 

 Bucania bidorsata ^ c, 

 Lophospira perangulata r, 

 Lophospira sp. ind. r, 

 Afaclurites niagnus c, 

 Orthoceras sp. ind. r, 

 Plectoceras sp. ind. r, 



^^ F"or a detailed description of tliis section see " The Crown Point Section,'" Bulle- 

 tin of American PaIeontok)gy, number 14, 1902. 



