82 



NEW YORK STATE MUSEUM 



Didymograptus patulus Hall (sp.) 



5906 1 V ~ m hypotype Graptolithus patulus Hall. 



Geological survey of Canada; report for 1857. 1858. 

 p.131. 



Didymograptus patulus Ruedemann. 

 New York state museum memoir 7. 1904. p. 677. 

 fig- 73- 



Beekmantown graptolite shale Deep kill, N. Y. 



R. Ruedemann, coll. 1901 



5907 3 V 9 m hypotype Ruedemann. New York state museum 



memoir 7. 1904. p. 676, fig. 72, pi. 13, fig. 9. 



Beekmantown graptolite shale Deep kill, N. Y. 



R. Ruedemann, coll. 1901 



On slab with type of Didymograptus niti- 

 d u s , p.673, fig. 70. 



5908 &2£± m hypotype Ruedemann. New York state museum 



memoir 7. 1904. p. 675, fig.71, pl.14, fig-7- 



Beekmantown graptolite shale Deep kill, N. Y. 



R. Ruedemann, coll. 1901 



Didymograptus similis Hall (sp.) 



5909 ^- 3 T 2 -^ hypotype Graptolithus similis Hall. Geo- 



logical survey of Canada; Canadian organic remains, 

 decade 2. 1865. p. 78. 



Didymograptus similis Ruedemann, 

 New York state museum memoir 7. 1904. p. 678, 



fig-73- 



Beekmantown graptolite shale Deep kill, N. Y. 



R. Ruedemann, coll. 1901 



On slab with types of Goniograptus geome- 

 tricus , pi. 7, fig. 16; Tctragraptus pendens, 

 pi. 11, fig. 19 ; Di d ym ograptus tornquisti, pl.13, 

 fig.6, 7; Didymograptus bifid us, pi. 15, fig.2. 



tjQ IO 3_3^_3 hypotype Ruedemann. New York state museum mem- 

 oir 7. 1904. p. 678, fig.74 



Beekmantown graptolite shale Deep kill, N. Y. 



R. Ruedemann, coll. 1901 



On slab (other side) with type of Didymograptus 

 b i f i d u s , p. 691, fig.87. 



