559 



Orthoc. 



Orthoceras subcancellatum, Hall, in Collett's Indiana 



Vb^nmnMimK r -I^^P^^^ ^^ ISSl, page 323, plate ?>3^ fig. 5. 



( 0. cancellatum. Hall, Pal. N. Y. Vol. 2, 

 page 292; not 0. cancellatum .of Eich- 

 wald, 1842.) Surface ornamented with 

 angular ridges lengthwise, between w^hich 

 run finer striae, crossed by finer equal 

 % striae, which gives the cancellated ap- 

 pearance. Rare at Waldron, Ind., and then only as inside casts 

 preserving only the long ridges and lines. Niagara strata. Vb, 



Orthoceras sublseve. {Orthoceras Iceve.) Hall, Geology 

 V.c,54'J^u««.,,^*^s^^ of the Fourth or Western District of 



New York, page 137, fig. 54, 2. Clin- 

 ton formation, 0. Iceve preoccupied by 

 Fleming, in 1825. ) Va. 



Ind )l8u 



Orthoceras subulatum. 

 VIILT). 



Hall 71.^- 



vm.t. 



a. 654. 



Hall, Geol. Fourth District, N. 



Y. page 

 180, fig. 

 71,l,Kog- 

 page 

 826, fig. 654. 

 MarceUns form- 

 ation. VII f 5. 



Orthoceras subulatum, Hall, 4th Dist. N. Y.1843; Pal. N. 



flatci^^^^ 



Hall 

 Piil.NXYaLV7L 



