22 



NEW YORK STATE MUSEUM 



Hydnoceras barroisi Hall & Clarke. New York 

 state museum memoir 2. 1898. p. 147, pi. 46, fig. 3, 4. 

 Psammites du Condroz Jeumont, Brittany 



(upper Devonic) 



Hydnoceras bathense Hall & Clarke 

 99 2 y 1 type Hydnoceras bathense Hall & Clarke. 



New York state museum memoir 2. 1898. p. 101, pi. 3, 

 fig- 3- 



Chemung beds Jenks quarry, Bath N. Y. 



100 type: plastotype Hall & Clarke. New York state 



museum memoir 2. 1898. pi. 8, fig. 4. 



Chemung beds Jenks quarry, Bath N. Y. 



C. Van Deloo, coll. 1886 



101 — 3 -- plastotype Hall & Clarke. New York state museum 



memoir 2. 1898. pi. 9, fig. 1. 



Chemung beds Jenks quarry, Bath N. Y. 



Hydnoceras botroedema Hall & Clarke 



102 -§-2.22. type Hydnoceras botroedema Hall & Clarke. 



New York state museum memoir 2. 1898. p. 102, pi. 2 

 fig. 4. 



Chemung beds Irish hill, near Bath N.Y. 



Hydnoceras eutheles Hall & Clarke 



103 2l2 t jl type Hydnoceras eutheles Hall & Clarke. 



New York state museum memoir 2. 1898. p. 105, pi. 8, 



fig- 5- 



Chemung beds Cotton hill, near Avoca N. Y. 



104 2 3 2 2 3 type: plastotype Hall & Clarke. New York state 



museum memoir 2. 1898. pi. 8, fig. 6. 



Chemung beds Cotton hill, near Avoca N. Y. 



105 -S-^p- type Hall & Clarke. New York state museum memoir 2. 



1898. pi. 33, fig. 7. 



Portage beds Varysburg N. Y. 



D. D. Luther, coll. 1897 

 Hydnoceras gracile Hall & Clarke 



106 ■ 2 -^ T 2 - i - type Hydnoceras gracile Hall & Clarke. New 



York state museum memoir 2. 1898. p. 70, pi. 33, fig.3. 

 Portage beds Varysburg N. Y. 



D. D. Luther, coll. 1897 



