STUDY OF THE GRAPTOLITES. 



GEOLOGICAL DISTRIBUTION OF GRAPTOLITIDiE— Continued. 



259 



GENERA AND SPECIES. 



i 



-a 

 -2 



i 

 1 



o 

 g 



> 



s 



o 



CO 



3 



c 

 ^ ■ 



CD 



a 



o 



a 



5 





i 



c 



(-. 



115 

 o 



1= 



o 



1 



be 

 3 

 3 



O 



1 



! 



o 



CO 



3 

 p 



=2 >; 



ea .a 

 OO 



Genus Retiolites. 





* 



* 



# 

 * 

 * 



* 

 * 

 * 



* 



# 



* 



* 

 * 



# 



* 

 * 



♦ 



* 

 * 



# 

 * 



* 

 * 



■ • 



* 



* 



* 

 * 



# 



■' 



• • 



* 



* 



# 



• • 



• • 





venosus 



Genus Retiogeaptus. 



R . eucharis * 



geinitzianus 



tentaculatus 



Genus Dendrogeaptus. 



■• 















fructicosus 





hallianus, Peout 



striatus 



* 



Genus Oallogeaptus. 



C eleo'ans 









Genus Dictyonema. 



D. cadens, n. s 



fenestrata 



gracilis 



hamiltonise, n. s 



irregularis 









neenah 



quadrangularis 



retiformis 



websterij 



Genus Ptilogeapttjs. 



P. geinitzianus 



plumosus 





Genus Thamnograptus. 

 T anna 





capillaris 



typus 



Genus Rastrites. 



R. barrandi 



Genus Buthograptus. 



B. laxus 



Genus Inocaulis. 



I. plumulosa 



Genus Olbhamia [?] . 



0. fructicosa 



•• 



' Nova Scotia. 



t Utica slatSj Lake St. John, Canada. 



