THE CRINOIDEA CAMERATA OF NORTH AMERICA. 



171 



GEOLOGICAL AND GEOGRAPHICAL DISTRIBUTION OF THE CAMERATA. 



Open figures indicate American Species, those marked ( ) , European. 

 NUMBER OF SPECIES. 



Formations. 



Typical Fobm. 



Non-typical Form. 



General. 



American. 



Approximate 



European 

 Equivalents. 



1 



."2 



Is 



>> 



'3 



1 



.1 

 a 



1 



SB 

 'a 



Is 



8J 



,1 



.-2 

 1 



SB 

 .'2 



a 



'n 



.1 



.9 



•< 



m 



O 



M 



M 

 It, 



o 



M 

 < 



m 



< 



o 

 > 



fi 



1 u 



« < 



c» f ^ 



\3 



]■ Upper Coal Measures 

 ' Kaskaskia .... 



St. Louis .... 



Warsaw .... 



Keokuk 



r Upper 

 Burlington \ 



[ Lower 



Kinderhook 



Waverly y . . 



Chouteau 

 ■ Chemung .... 



Hamilton .... 



Upper Helderberg . 



Oriskany .... 

 ' Lower Helderberg . 



Niagara .... 



Hudson River . . 

 ^ Trenton .... 



Moscow . 



. . 



_ 





. . . 



6 

 41 



42 



(1) 

 30 



8 



14 



(3) 



5 



18 

 (20) 

 30 



8 





2 



1 

 4 



14 



(26) 

 28 



10 



1 

 (2) 



3 



3(5) 



1 

 11 



8 



5 



6 



7 



(9) 



6 



3 



2 

 2 



(24) 



1 

 1 



( Mountain ) 

 ( Limestone ) 



j Upper { 



I Devonian ^ 



Eifel . . 



Grauwacke 



• • 





3 



6 

 (9) 



8 



3 



3 



(4) 

 (1) 



13 



8(7) 

 2(12) 



4 

 16(15) 



5 



6 



(1) 



( Dudley I 

 I Gotland ) 



6 



1 



14(7) 

 2 

 8 



3(3) 

 1 



8 



21 (18) 



8(48) 

 2 



_ 



(4) 



Total American .... 464 



7 



16 



35 



54 



21 



151 



61 





66 



50 



3 



Total European .... 219 



(7) 



(17) 



(34) 



(19) 



(52) 



(20) 



(4) 



(33) 



(33) 





Grand Total Species ... 683 



7 



33 



52 



88 



40 



203 



81 



4 



99 



83 



3 



