io8 



NEW YORK STATE MUSEUM 



6061 -fir 1 hypotype Ruedemann. New York state museum 



memoir 7. 1904. pi. 10, fig. 9. 



Beekmantown graptolite shale Deep~kill, N. Y. 



R. Ruedemann, coll. 1901 



On slab with type of Tetragraptus taraxa- 

 cum, pl.12, fig. 2 4. 



6062 -fj 1 hypotype Ruedemann. New York state museum 



memoir 7. 1904. pi. 10, fig. 10. 



Beekmantown graptolite shale Deep kill, N. Y. 



R. Ruedemann, coll. 1901 



Tetragraptus bigsbyi see Tetragraptus 

 pygmaeus 



Tetragraptus (Etagraptus) lentus Ruedemann 



6063 ^-\ 3 -i a type Tetragraptus (Etagraptus) lentus 



Ruedemann. New York state museum memoir 7. 

 1904. p. 666, pi. 9, fig. 7, 8, 10. 



Beekmantown graptolite shale Deep kill, N. Y. 



R. Ruedemann, coll. 1901 



On slab with types of Ptilograptus tenuis- 

 simus, pi- 4, fig- 13; Tetragraptus lentus, pi. 9, 

 fig. 9 . 



6064 2.\?-± a type Ruedemann. New York state museum memoir 



7. 1904. pi. 9, fig.9. 



Beekmantown graptolite shale Deep kill, N. Y. 



R. Ruedemann, coll. 1901 



On slab with types of Tetragraptus lentus, 

 pi. 9, fig. 7, 8, 10; Ptilograptus tenuissimus, 

 pi. 4, fig.13. 



Tetragraptus pendens Elles 



6065 hypotype Tetragraptus pendens Elles. 



Quarterly journal of the Geological society of London. 

 1898. 54: 49 1 - 



Ruedemann. New York state museum memoir 7. 

 1904. p. 654, fig. 55. 



Beekmantown graptolite shale Deep kill, N. Y. 



R. Ruedemann, coll. 1901 



On slab (other side) with type of Phyllograptus 

 ilicifolius, pi. 15, fig. 18. 



