TYPE SPECIMENS OF PALEOZOIC FOSSILS 25 



HYDRIODICTYA Hall & Clarke 

 Hydriodictya cylix Hall & Clarke 



24 i PLASTOTYPE Hydriodictya cylix Hall & 

 Clarke. New York v state museum memoir 2. 1898. 

 p. 78, pi. 16, fig. 2. 



Chemung beds Deyo basin, Naples N. Y. 



D. D. Luther, coll. 

 Hydriodictya nephelia Hall & Clarke 



125 iAi PLASTOTYPE Hydriodictya nephelia Hall & Clarke. 



New York state museum memoir 2. 1898. p. 79, 

 pi. 21, fig. 10. 



Chemung beds Scio N. Y. 



Hydriodictya patula Hall (sp.) 



126 2- TYPE Dictyophyton patulum Hall. 35th annual 



report of the New York state museum of natural history. 

 1884. p. 469. 



Hydriodictya patula Hall & Clarke. New 

 York state museum memoir 2. 1898. pi. 4, fig. i. 



Chemung beds Brown hill, near Cohocton N. Y. 



Ward and Howell purchase 



HYPHANTAENIA VanUXCm 



Hyphantaenia chemungensis Vanuxem (sp.) 



127 i&o. TYPE Uphantenia chemungensis Vanuxem. 

 Geology of New York; report on the 3d district. 1842. 

 P- 183, fig. 50. 



Uphantaenia chemungensis Hall. 1 6th an- 

 nual report of the New York state cabinet of natural 

 history. 1863. Figure on p, 86. 



Hyphantaenia chemungensis Hall & Clarke. 



New York state museum memoir 2. 1898. pi. 28, fig. 2. 



Chemung beds Near Owego, Tioga co. N. Y. 



a 28 &*- HYPOTYPE: HYPOPLASTOTYPE Hall & Clarke. New York 



state museum memoir 2. 1898. pi. 28, fig. i. 



Chemung beds Near Owego, Tioga co. N. Y. 



S. W. Adamy purchase 



1129 2-&2-Q- HYPOPLASTOTYPE Hall & Clarke. New York state museum 

 memoir 2. 1898. pi. 45, fig. i. 



Chemung beds Union township, Broome co. N. Y. 



