224 



TWENTIETH REPORT ON THE STATE CABINET. 



TABLE 



Showing the Geological Distribution of the Species of Graptolitidce in 

 Canada and the United States — (Continued). 



GENERA AND SPECIES. 



cy 



P-l CO 



a 



CO 'P-" 



73 iTS 



W S o 



bJ3 



bC 



Genus Diplograptus, M'Coy. 



G. pristiniformis, H 



putillus, n. 8., H 



quadrimucronatus, || H 



secalinus, Eaton, 



spinulosus, H 



wbitfieldi, H 



(unnamed), n. 8. 



Genus Climacograptus, Hall. 

 C. antennarius, H 



bicornis, H 



parvus, U.S., H 



typicalis, n.s., H. 



Genus Dicranograptus, Hall. 



C. divaricatus, H. 



furcatus, H . 



ramosus, H. 



sextans, H . 



Genus Phyllograhtus, Hall. 



P. angustifolius, H. 



anna, H 



ilicifolius, H . 



typus, H . 



Genus Retiolitbs, Barrande. 



R. ensiformis, H. 



venosus, H, 



Getus Retiograptus, Hall. 



R. eucbaris,f H 



geintzianus, H. 



tentaculatus, H , 



Genus Dendrograptus, Hall. 



D. dififusus, H.... 



divergens, H.... 



erectus, H.... 



flexuosus, H.... 



fruticosuSj H . . . . , 



gracilis, H.... 



hallianus, Prout 



striatus, H.... 



Genus Callograptus, Hall. 



C. elegans, H, 

 salteri, H. 



Genus Dictyonema, Hall. 



D. cadens, n. s., H 

 fenestrata, H. 



II Utica slate. 



f Utica slate, Lake St. John, Canada. 



